People are under the impression that HABTM relationships are deprecated because of the newer Has Many Through relationship. Both are good, and both have their place, but HABTM is still valid, vibrant, and useful!
Fixtures are great tools that have been sadly overlooked for a long time in the Rails world. Lets start using them again.
By default, Ruby only rescues subclasses of StandardError to allow the really bad stuff to halt your program.