a few questions about copying....

is it at all possible to do a swp trick so you dont need a modchip or enhancer? also, im gunna sell my psx for a ps2 and i was wondering if you chip your ps2 will that play copied psx games and not just ps2 copies? this is what told me about the swap trick, but i cant get it to work so im thinking i copied the game wrong but here ya go ####://www.justforsundae.com/client/sizam_user/macintoast/Play.html just copy and paste it or something. id really apreciate any replys. oh, also would it work to get a psx chip and use it in a ps2?