readme update

README.md

@@ -47,6 +47,9 @@ Provides standard types, wrappers, and tools.
 `Files`: These provide support for reading and writing files. Provides wrapping
 around `java.nio.file.Files`.
 
+Note that for streaming operations, `fs2.io` provides everything conveniently
+and does not benefit from wrapping.
+
 ### Resource Helpers
 
 These provide support for reading files from packaged resource directories
@@ -67,11 +70,3 @@ helpers.
 `DateTimeProvider[F[_]]`: Effectful provider for dates and times. Provides an
 implementation based on clock injection. Helps to decouple date/time use from
 static methods.
-
-### Streaming Hash
-
-Provides support for streaming arbitrary bytes through different hashing
-algorithms:
-
-- MD5 (`MD5Pipe[F[_]]`)
-- SHA-256 (`SHA256Pipe[F[_]]`)