Implementing a way to get some useful debug info about why a form was bl...

...ackholed
None AFAIK but CakeException implements a way that allows you to pass any vars to the error view. There are as well some error views that call exception_stack_trace.ctp which contains some HTML as well. Honestly, I really don't care if I put a debug() in there or if I format the output nice... So just lets vote on this.