Update 'README.md'

README.md

@@ -10,3 +10,5 @@ My cheat sheet for commands I have trouble remembering.
 
 ```7z a archivename.7z thingtobearchived```
 
+## Recursively unzip
+```while [ "`find . -type f -name '*.zip' | wc -l`" -gt 0 ]; do find -type f -name "*.zip" -exec unzip -- '{}' \; -exec rm -- '{}' \;; done```