I typically avoid rev 1s, but I could make an exception here if I end up needing it. That is another story. I certainly wouldn't suggest anyone touch the current ones. With aging hardware, eventually some part will lose vendor support. That isn't such a big deal if you plan to keep it in semi stasis with accompanying hardware and software. That would be unrealistic for me. I don't think it's a huge deal if they aren't on a 12 month cycle, but if it is 2015, Apple might...
6/20/13 at 7:11pm