PAR and Imagine
You might find that serial transfer is too slow. You might discover that you
need to get a better serial card for the PC side, with a 16550 UART instead of
the cheap slow ones they usually use. If you add the TCP/IP protocol stack to
WfW, and add an Ethernet to the Amiga, you'll be happier. If you want to stay
fast and cheap, explore methods of sharing files on floppies. You might be
better off finding a good tool that breaks up large files into pieces, copies
them to 720K or 1.44 floppies in MS-DOS format, then moves them between
machines. It's going to be faster than serial…