starting to abstract out the stack
starting to abstract out the stack

mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro,mrallc/retro