It does take space on the hard drive. Can easily remove desktop shortcuts. Telemetry on open source software doesn’t usually happen without consent and you can turn it off (Firefox for example).
This is more of a feeling type thing. If it makes you feel good though, go ahead.
Oh look, the Cultural Marxism conspiracy theory.
I think you’ve been consuming too much Jordan Petersen.
That whole theory was rooted in anti-semitism and some weird mistrust that Jews were imposing culture on them. It’s the biggest load of baloney.