@p >they will drop to min-clcok if you use the thing in the car without cranking up the A/C.
I haven't even seen a drop to a min clock even in hot weather - at most a slight downclock.

>Well, it's uboot, and if there's firmware that gets loaded, whatever.
u-boot is proprietary software.

u-boot has machinery that loads propriety software without any firmness.

>I am sure you're running a CPU that doesn't have proprietary microcode.
I do not run proprietary software microcode updates.