Earlier quoted context omitted.
I fail to see the point. Either the developers are able to use the tooling at their disposal to deliver awesome products or not. Skype was originally coded in Delphi, so yeah.
If you think Skype’s user experience was ever in any way “good”... what do you consider “bad”?
Anything written with Electron is pretty much bad.
I only put up with Slack and VSCode due to job requirements.