diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e83242e3..c8bced71 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12.16, 2.13.8, 3.1.3]
+        scala: [2.12.17, 2.13.10, 3.2.0]
         java: [temurin@11]
         project: [rootJS, rootJVM]
     runs-on: ${{ matrix.os }}
@@ -99,8 +99,8 @@ jobs:
         if: matrix.java == 'temurin@11'
         run: sbt 'project ${{ matrix.project }}' '++${{ matrix.scala }}' doc
 
-      - name: Check Doc Site (2.13.8 JVM only)
-        if: matrix.scala == '2.13.8' && matrix.project == 'rootJVM'
+      - name: Check Doc Site (2.13.10 JVM only)
+        if: matrix.scala == '2.13.10' && matrix.project == 'rootJVM'
         run: sbt 'project ${{ matrix.project }}' '++${{ matrix.scala }}' docs/makeSite
 
       - name: Make target directories
@@ -125,7 +125,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.8]
+        scala: [2.13.10]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
@@ -162,62 +162,62 @@ jobs:
             ~/Library/Caches/Coursier/v1
           key: ${{ runner.os }}-sbt-cache-v2-${{ hashFiles('**/*.sbt') }}-${{ hashFiles('project/build.properties') }}
 
-      - name: Download target directories (2.12.16, rootJS)
+      - name: Download target directories (2.12.17, rootJS)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.16-rootJS
+          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.17-rootJS
 
-      - name: Inflate target directories (2.12.16, rootJS)
+      - name: Inflate target directories (2.12.17, rootJS)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.12.16, rootJVM)
+      - name: Download target directories (2.12.17, rootJVM)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.16-rootJVM
+          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12.17-rootJVM
 
-      - name: Inflate target directories (2.12.16, rootJVM)
+      - name: Inflate target directories (2.12.17, rootJVM)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.13.8, rootJS)
+      - name: Download target directories (2.13.10, rootJS)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.13.8-rootJS
+          name: target-${{ matrix.os }}-${{ matrix.java }}-2.13.10-rootJS
 
-      - name: Inflate target directories (2.13.8, rootJS)
+      - name: Inflate target directories (2.13.10, rootJS)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.13.8, rootJVM)
+      - name: Download target directories (2.13.10, rootJVM)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.13.8-rootJVM
+          name: target-${{ matrix.os }}-${{ matrix.java }}-2.13.10-rootJVM
 
-      - name: Inflate target directories (2.13.8, rootJVM)
+      - name: Inflate target directories (2.13.10, rootJVM)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (3.1.3, rootJS)
+      - name: Download target directories (3.2.0, rootJS)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-3.1.3-rootJS
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.2.0-rootJS
 
-      - name: Inflate target directories (3.1.3, rootJS)
+      - name: Inflate target directories (3.2.0, rootJS)
         run: |
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (3.1.3, rootJVM)
+      - name: Download target directories (3.2.0, rootJVM)
         uses: actions/download-artifact@v2
         with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-3.1.3-rootJVM
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.2.0-rootJVM
 
-      - name: Inflate target directories (3.1.3, rootJVM)
+      - name: Inflate target directories (3.2.0, rootJVM)
         run: |
           tar xf targets.tar
           rm targets.tar
@@ -237,11 +237,11 @@ jobs:
         run: sbt '++${{ matrix.scala }}' tlRelease
 
   coverage:
-    name: Generate coverage report (2.13.8 JVM only)
+    name: Generate coverage report (2.13.10 JVM only)
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.8]
+        scala: [2.13.10]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/.scalafmt.conf b/.scalafmt.conf
index 5fbe01d2..2ee8f302 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,3 +1,3 @@
-version = "3.5.9"
+version = "3.6.1"
 runner.dialect = Scala213Source3
 project.includePaths = [] # disables formatting
diff --git a/build.sbt b/build.sbt
index 2fd43303..cfadb908 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,9 +1,9 @@
 ThisBuild / tlBaseVersion := "0.4"
 
 // Our Scala versions.
-lazy val `scala-2.12` = "2.12.16"
-lazy val `scala-2.13` = "2.13.8"
-lazy val `scala-3.0`  = "3.1.3"
+lazy val `scala-2.12` = "2.12.17"
+lazy val `scala-2.13` = "2.13.10"
+lazy val `scala-3.0`  = "3.2.0"
 
 ThisBuild / scalaVersion       := `scala-2.13`
 ThisBuild / crossScalaVersions :=
@@ -69,7 +69,7 @@ ThisBuild / libraryDependencySchemes ++= Seq(
 )
 
 // This is used in a couple places
-lazy val fs2Version = "3.2.14"
+lazy val fs2Version = "3.3.0"
 lazy val natchezVersion = "0.1.6"
 
 // Global Settings
@@ -176,7 +176,7 @@ lazy val refined = crossProject(JVMPlatform, JSPlatform)
   .settings(commonSettings)
   .settings(
     libraryDependencies ++= Seq(
-      "eu.timepit" %%% "refined" % "0.9.29",
+      "eu.timepit" %%% "refined" % "0.10.1",
     )
   )
 
@@ -189,8 +189,8 @@ lazy val circe = crossProject(JVMPlatform, JSPlatform)
   .settings(
     name := "skunk-circe",
     libraryDependencies ++= Seq(
-      "io.circe" %%% "circe-core"   % "0.14.2",
-      "io.circe" %%% "circe-parser" % "0.14.2"
+      "io.circe" %%% "circe-core"   % "0.14.3",
+      "io.circe" %%% "circe-parser" % "0.14.3"
     )
   )
 
diff --git a/modules/core/shared/src/main/scala-3/syntax/StringContextOps.scala b/modules/core/shared/src/main/scala-3/syntax/StringContextOps.scala
index f8e42136..b6c741bf 100644
--- a/modules/core/shared/src/main/scala-3/syntax/StringContextOps.scala
+++ b/modules/core/shared/src/main/scala-3/syntax/StringContextOps.scala
@@ -61,77 +61,79 @@ object StringContextOps {
     // Our prefix looks like this, and the stringy parts of the interpolation will be a non-empty
     // list of string expressions. We just know this because of the way interpolator desugaring
     // works. If it doesn't work something bad has happened.
-    val strings: List[String] =
+    val strings: Either[Expr[Any], List[String]] =
       sc match {
-        case '{ StringContext(${Varargs(Exprs(parts))}: _*) } => parts.toList
+        case '{ StringContext(${Varargs(Exprs(parts))}: _*) } => Right(parts.toList)
         case _ =>
-          report.error(s"StringContext arguments must be literals.")
-          return '{???}
+          Left('{ compiletime.error(s"StringContext arguments must be literals.") })
       }
 
     // The interpolated args are a list of size `parts.length - 1`. We also just know this.
     val args: List[Expr[Any]] = {
-      val Varargs(args) = argsExpr
+      val Varargs(args) = argsExpr: @unchecked // we just know this. right?
       args.toList
     }
 
     // Weave the strings and args together, and accumulate a single encoder.
-    val lastPart: Expr[Part] = '{Str(${Expr(strings.last)})}
-    val (parts, encoders): (List[Expr[Part]], List[Expr[Any]]) =
-      (strings zip args).foldRight((List[Expr[Part]](lastPart), List.empty[Expr[Any]])) {
+    val partsEncoders: Either[Expr[Any], (List[Expr[Part]], List[Expr[Any]])] = strings.flatMap { strings =>
+      val lastPart: Expr[Part] = '{Str(${Expr(strings.last)})}
+      (strings zip args).reverse.foldLeftM((List[Expr[Part]](lastPart), List.empty[Expr[Any]])) {
 
-      case ((str, arg), (parts, es)) =>
+        case ((parts, es), (str, arg)) =>
 
-        if (str.endsWith("#")) {
+          if (str.endsWith("#")) {
 
-          // Interpolations like "...#$foo ..." require `foo` to be a String.
-          arg match {
-            case '{ $s: String } => ('{Str(${Expr(str.dropRight(1))})} :: '{Str($s)} :: parts, es)
-            case '{ $a: t }     =>
+            // Interpolations like "...#$foo ..." require `foo` to be a String.
+            arg match {
+              case '{ $s: String } => Right(('{Str(${Expr(str.dropRight(1))})} :: '{Str($s)} :: parts, es))
+              case '{ $a: t }     =>
               report.error(s"Found ${Type.show[t]}, expected String.}", a)
-              return '{???} ///
+              Left('{ compiletime.error("Expected String") }) ///
           }
 
-        } else {
+          } else {
 
-          arg match {
+            arg match {
 
-            // The interpolated thing is an Encoder.
-            case '{ $e: Encoder[t] } =>
-              val newParts    = '{Str(${Expr(str)})} :: '{Par($e.sql)} :: parts
-              val newEncoders = '{ $e : Encoder[t] } :: es
-              (newParts, newEncoders)
+              // The interpolated thing is an Encoder.
+              case '{ $e: Encoder[t] } =>
+                val newParts    = '{Str(${Expr(str)})} :: '{Par($e.sql)} :: parts
+                val newEncoders = '{ $e : Encoder[t] } :: es
+                Right((newParts, newEncoders))
 
-            // The interpolated thing is a Fragment[Void]
-            case '{ $f: Fragment[Void] } =>
-              val newParts    = '{Str(${Expr(str)})} :: '{Emb($f.parts)} :: parts
-              (newParts, es)
+              // The interpolated thing is a Fragment[Void]
+              case '{ $f: Fragment[Void] } =>
+                val newParts    = '{Str(${Expr(str)})} :: '{Emb($f.parts)} :: parts
+                Right((newParts, es))
 
-            // The interpolated thing is a Fragment[A] for some A other than Void
-            case '{ $f: Fragment[a] } =>
-              val newParts    = '{Str(${Expr(str)})} :: '{Emb($f.parts)} :: parts
-              val newEncoders = '{ $f.encoder : Encoder[a] } :: es
-              (newParts, newEncoders)
+              // The interpolated thing is a Fragment[A] for some A other than Void
+              case '{ $f: Fragment[a] } =>
+                val newParts    = '{Str(${Expr(str)})} :: '{Emb($f.parts)} :: parts
+                val newEncoders = '{ $f.encoder : Encoder[a] } :: es
+                Right((newParts, newEncoders))
 
-            case '{ $a: t } =>
+              case '{ $a: t } =>
               report.error(s"Found ${Type.show[t]}, expected String, Encoder, or Fragment.", a)
-              return '{???}
+              Left('{compiletime.error("Expected String, Encoder, or Fragment.")})
 
-          }
+            }
 
-        }
+          }
 
+      }
     }
 
-    val finalEnc: Expr[Any] =
-      if (encoders.isEmpty) '{ Void.codec }
-      else encoders.reduceLeft {
-        case ('{$a : Encoder[a]}, '{ $b : Encoder[b] }) => '{$a ~ $b}
-      }
+    partsEncoders.map { (parts, encoders) =>
+      val finalEnc: Expr[Any] =
+        if (encoders.isEmpty) '{ Void.codec }
+        else encoders.reduceLeft {
+          case ('{$a : Encoder[a]}, '{ $b : Encoder[b] }) => '{$a ~ $b}
+        }
 
-    finalEnc match {
-      case '{ $e : Encoder[t] } => '{ fragmentFromParts[t](${Expr.ofList(parts)}, $e, $origin) }
-    }
+      finalEnc match {
+        case '{ $e : Encoder[t] } => '{ fragmentFromParts[t](${Expr.ofList(parts)}, $e, $origin) }
+      }
+    }.merge
 
   }
 
diff --git a/project/build.properties b/project/build.properties
index 22af2628..6a9f0388 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.7.1
+sbt.version=1.7.3
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 7aafe11e..e9e19f09 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -3,11 +3,11 @@ ThisBuild / libraryDependencySchemes ++= Seq(
   "org.scala-lang.modules" %% "scala-xml" % VersionScheme.Always
 )
 
-addSbtPlugin("org.typelevel"             % "sbt-typelevel"      % "0.4.15")
-addSbtPlugin("com.lightbend.paradox"     % "sbt-paradox"        % "0.10.2")
+addSbtPlugin("org.typelevel"             % "sbt-typelevel"      % "0.4.16")
+addSbtPlugin("com.lightbend.paradox"     % "sbt-paradox"        % "0.10.3")
 addSbtPlugin("com.typesafe.sbt"          % "sbt-site"           % "1.4.1")
 addSbtPlugin("com.typesafe.sbt"          % "sbt-ghpages"        % "0.6.3")
-addSbtPlugin("com.timushev.sbt"          % "sbt-updates"        % "0.6.3")
-addSbtPlugin("org.scalameta"             % "sbt-mdoc"           % "2.3.3")
-addSbtPlugin("org.scoverage"             % "sbt-scoverage"      % "2.0.2")
+addSbtPlugin("com.timushev.sbt"          % "sbt-updates"        % "0.6.4")
+addSbtPlugin("org.scalameta"             % "sbt-mdoc"           % "2.3.6")
+addSbtPlugin("org.scoverage"             % "sbt-scoverage"      % "2.0.6")
 addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.11.0")