I decided to try out the latest edge Rails and I started getting this error:
!!! The bundled mysql.rb driver has been removed from Rails 2.2. Please install the mysql gem and try again: gem install mysql.
/!\ FAILSAFE /!\ Mon Jul 28 22:58:38 -0600 2008
Status: 500 Internal Server Error
dlopen(/Library/Ruby/Gems/1.8/gems/mysql-2.7/lib/mysql.bundle, 9): Library [...]
