Fix markdown issue with interword italics

README.md

@@ -112,7 +112,7 @@ They disagree. :(
 
 ## Disclaimers
 
-Warning: **obviously multihash values bias the first two bytes**. Do not expect them to be uniformly distributed. The entropy size is `len(multihash) - 2`. Skip the first two bytes when using them with bloom filters, etc. Why not _ap_pend instead of _pre_pend? Because when reading a stream of hashes, you can know the length of the hash (from the table).
+Warning: **obviously multihash values bias the first two bytes**. Do not expect them to be uniformly distributed. The entropy size is `len(multihash) - 2`. Skip the first two bytes when using them with bloom filters, etc. Why not _ap_-pend instead of _pre_-pend? Because when reading a stream of hashes, you can know the length of the hash (from the table).
 
 ## Contribute