We have inherited a legacy application which runs under DOS 6.2 and the Phar-Lap DOS extender (if anyone is old enough to remember that). It also uses up to 6 serial ports (16550) which are expected ...
I have the hard disks from a PC that was happily running Windows Me until is it suffered an unknown hardware failure. The drives are intact, and can be mounted and read on other PCs. We have data ...
As I see it: Microsoft has always provided backward compatibility for legacy applications; As far as the end user is concerned, things won't be behaving any different from what they normally expect. ...