Edit: How much do y'all rock? All the rocks. Solutions have been arrived upon. Steps will be taken. Thanks everyone!
Ok, this is probably a question I could answer if I wade through all of the bullshit that passes as search engines and tech sites these days, but I thought I'd try a shortcut first, and Ask Mastodon.
If I have a windows 10 box, what is the best way to install win98 software that might want it's own drivers and versions of underlying core OS bits?
It's proprietary code, the creator has passed away, it was hand rolled for me, and I have about 20 years worth of formulations and product history using it. I have all the licensing, I've just lost the machine upon which it has been running since it was compiled.