+1 to this one. I cut my teeth writing boring in house business software, some 15 years of that. Time went on and the company started to automate, so as the in house software guy I ended up messing with various pieces of industrial automation. It has been interesting, I’ve learned a lot and coming from outside sometimes I can think non conventional approach to a problem.

Oh, and find a laptop with real RS-232 -port. Protect it with your life.

That’s the way it works. I had an uncle with multiple sclerosis (spelling?). He used to get his PC infected with all sorts of ransomware back in late 90’s. For him credit card was the answer, luckily his siblings mostly got somebody to clean the shit up.