>Yes.. some interesting thoughts there, MIPS in my pocket: hell yeah.
The PSP, and twice, as it had an r3k interpreter/loader for PSX games.
Also, you can call me crazy, but I played Nethack under the PSP with the CFW mod setting the clock from 222MHZ to 50MHZ lasting the battery a few hours more...
The GCWZero was a MIPS console too, and pcsx-rearmed had optimisations for that too.