I have a colleague in my department who developed some software for the Apple IIe back in the day when it was the hot machine. He does not want to or does not have the time to rewrite his software for newer machines. He still uses the IIes in his research and is constantly scrounging to find disk drives and 5.25 floppies. When I was department chair, I told him to keep those machine hidden because we did not want the general public to think we were 15 years behind the times. 😉
I just came across something that may solve his problem – a Apple II Emulator‘, ‘