I have an Orange Pi One Plus with the H6 chip in it and I'm quite happy with how well it's supported by Armbian.  I haven't really had any problems with it.   I do have one question, though.  I'm using armbianmonitor to "-m" monitor the machine and I notice that the temps are always pretty hot.  Even at idle (480MHz) it still shows 72C.  That seems higher than I would have expected.  Is this normal, expected behavior?  I understand that the SoC thermal monitoring code in the kernel is