I’d say that regardless of the brand, X86 CPU don’t need to be upgraded as often as they used to. No awesome new extension like SSE or something like that, not much more powerful, power consumption not going down significantly. If you don’t care about power consumption, the server CPU will be more interesting, there’s no doubt about that.
Not everything should be for profit. I 'member the good old days when people made poorly designed website to share their passion and help others. I 'member the good old days when people developed freewares, even proprietary softwares, just for the fun of it.