Added note to README

README.md

@@ -34,3 +34,9 @@ ssh remote bwlcat -b 1400 -t 1.5 /bin/bash >/tmp/bash
 ```
 
 Sent over bash with 1KB/sec.
+
+## Note
+
+This is for really slow links (64 kb/s).
+A better sollution is "scp -l" but this doesn't work well on really slow
+links.