To be honest, I don't have a big problem with RO4, except that it looks suspiciously like it's dying out - ROL have practically zero resources, and Castle are pushing RO5 - where does that leave RO4?
Select, on the other hand, doesn't exactly seem to scream value for money. Even for Windows, bugfixes are free downloads now.
diomus: RISC OS running on old hardware doesn't prevent the addition of major new features. Yes, there's stuff older machines aren't capable of doing, but there's plenty they can. You can't seriously be telling me that the only thing that RISC OS needs are a few minor utilities and a bit of beautification?