Dont know if this actually qulify as hacks but here goes.
450watt ATX built into plastic suitcase and power outlet cable for my 1200.
AMIGA1200D Current project! watercooled(peltier"TEC" 8watts on Bvision,blizzard ppc and 68k) quddddro port clockport usb and delfina sound internal slimline cd and microslimline LS120 Ide controller 1,8"+2,5" internal hds.the real hack here is to fit everything into the amiga1200 descktop + an custom keyboard.
it will all fit and also have a custom keyboard that will give better room inside..
adonay :-D