I do. I run a service called "HashCache" which caches resources by hash ( http://hashcache.rkeene.org/ http://hashcache.rkeene.org/ ). I use this as a central

I do. I run a service called "HashCache" which caches resources by hash ( http://hashcache.rkeene.org/ http://hashcache.rkeene.org/ ). I use this as a central cache for build scripts which download resources from the Internet, and the upstream/origin server may go away. I wrote a version in Crystal (v0.10, I think) and Tcl to compare the two: Crystal: https://chiselapp.com/user/rkeene/repository/hashcache/artifact?ln=on&name=4af78cf4e694fa94 https://chiselapp.com/user/rkeene/repository/hashcache/artif... Tcl: https://chiselapp.com/user/rkeene/repository/hashcache/artifact?ln=on&name=5f7d01b159b7b5c9 https://chiselapp.com/user/rkeene/repository/hashcache/artif...