I was curious, so I looked... Here might be your missing article, or maybe an article that reports pretty much the same data.
https://www.theguardian.com/world/2021/jan/09/doctors-raise-alarm-as-covid-strikes-down-nhs-workforce
I don't think CIG evaluated Unity at the time. I think they evaluated what they were familiar with, and that was CryEngine vs the cost of developing their own engine. KSP was first developed in Unity starting in 2011 (and is still) so it was clearly capable even in 2012/2013. Multi-user has...
Welcome to the wonderful world of modern electronics repair. That coating... the green stuff, it's called solder mask. The solder is underneath. It's not the temperature so much as the coating. They even tell technicians that it's to "protect the solder" which it does... but really it's to...
Warning. Contains technobabble. Read at own risk.
1600... and it's dpi - dots per (linear) inch of mouse movement. BTW there are mice with more than 10 times that response, but it depends what you're doing with it. More is not always better. It's just usually a user configuration.
I used to use Unity a lot, but not for developing games. For me it was scientific and industrial simulations. We still had the same problems though. It's very hard for me to describe in language that a common user can understand - and I haven't done anything with Unity for 2 1/2 years now...