A shebang (or hashbang) is the character sequence
- Gawker Learns the Hard Way Why ‘Hash-Bang’ URLs are Evil
- 2012-05-29 Twitter dropped use of hashbang #! URLs: Improving performance on twitter.com
… permalink URLs are now simpler: they no longer use the hashbang (#!).
- Criticism: 2011-05-28 Dan Webb: It's About The Hashbangs
…it most definitely _is_ about the hashbangs. This technique, on its own, is destructive to the web. The implementation is inappropriate, even as a temporary measure or as a downgrade experience.
- Twitter broke their own hashbang links, e.g. https://twitter.com/#!/search/realtime/%23microformats used to give # microformats hashtag results but now just redirects to their "explore" page.