add note to readme about perf

diff --git a/README.md b/README.md
index 1596fc4b2d620101560eb2846149eb4c54f8b4ae..d061cc73516f0e96af33a980a8ff860337cf522a 100644 (file)
--- a/README.md
+++ b/README.md
@@ -117,6 +117,8 @@ sanity check (since `BrowserBuffer` uses `Uint8Array` under the hood, `Uint8Arra
 always be at least a bit faster). Finally, `NodeBuffer` is the node.js buffer module,
 which is included to compare against.
 
+NOTE: Performance has improved since these benchmarks were taken. PR welcoem to update the README.
+
 ### Chrome 38
 
 | Method | Operations | Accuracy | Sampled | Fastest |