but the world needs generalists, right?
Welcome to the CoG! (club of generalists) I was EE when I graduated, but slid sideways into electro-optical systems engineering
I think MC Prime functionality is pretty close, overall, to OG MC, but yeah, the licensing bit stinks, as does the constant obsolencing of old versions. I'm still running MC14, since MC15 had a change in licensing server that seemingly broke along the way.
I'm already retired, so "old" is relative; nevertheless, I would recommend using a password manager going forward, particularly given older folks' propensity to start forgetting things, like passwords. I just checked mine, and I have 1900 entries and given that each one was autogenerated, there's high probability of all being unique, that's not something to put into a notebook or text file.
Mathcad belongs to PTC, so their CAD products are their main line of business, and Mathcad is still niche, although I have to give them kudos for toughing it out through 9 major releases and still adding (back) features.