Tautech,
Yeah, I used two screens for years as well. Now I use a USB second screen at the bench. Tried different display settings but no joy (Win 11 Pro). I REALLY would like SSL to work completely. It is true full screen.
OK. Now, why x-y. And this is unapologetic.
Learning about transistors. Can measure everything and SEE what is happening.
Measuring diode characteristics: FW, reverse, zener, ge/si, schottkey
Sorting thyristors
We are all in a different place in our level of learning. And we all have a different focus. It is pointless to criticize others for not doing things the way that one does the job. (Within the limits of safety and achieving the goal of course. that is teaching)
However, it IS interesting and useful to see how others do it. Like a slave factory survivor told me when I was kid "Watch carefully and you might survive".
In Switz the saying was "As long as the fit and finish are correct, it doesn't matter if it was done with bastard mill file." (just means using the bastard mill file takes a LOT of hand skill)