On: Installing Rails on a Mac Shouldn't Be As Hard As ...

[mje__]

Until you have more than one app running on the same machine with different dependencies... like say on a development machine. This is the point when bundling shines, because it elevates you off of the os-level dependencies.

[davidw → mje__]

A properly done OS can handle more than one version of a library at the same time.

Also, it's a good idea to use a development environment that's not too far from what you're running in production.