<tangent> IIRC, one of the ways the 6502 would allow jumps past its normal boundaries was to PUSH the out of bounds address you wanted to go to onto whatever re

<tangent> IIRC, one of the ways the 6502 would allow jumps past its normal boundaries was to PUSH the out of bounds address you wanted to go to onto whatever register then do the asm "return from subroutine" opcode. Perhaps that's old hat and not even allowed any more, but I thought it was pretty clever when I first read about it.