Several issues: back button programability, URIs become uglier so then you need to do some parsing, etc. The sample the pros and cons of hashbangs, refer to th

Several issues: back button programability, URIs become uglier so then you need to do some parsing, etc. The sample the pros and cons of hashbangs, refer to the discussion on this page: http://ask.metafilter.com/187222/Whats-wrong-with-using-hashbangs-in-URLs http://ask.metafilter.com/187222/Whats-wrong-with-using-hash...