To which they replied that they couldn't because the account was locked. That certainly doesn't seem to add up, though it might just be a mis-communication.
Lots of people use NewPipe with unrooted phones, so if it is an actual policy, we should see more widespread bans. If we don't, I'm going to dismiss it as, "we don't have the full story, or its made up entirely."
That being said, of course you should take steps to mitigate the impacts of being banned by Google. But you should have been doing that anyway, so I don't think this story changes anything.
But... no, I wouldn't panic over using NewPipe.
It's important to remember that all stories have 2 sides, and to consider other possibilities when you only hear one side of a story.
In this case however the account holder is being totally up front about their activities: they were using a proxy network to rip off YouTube. This is a bit like Trump committing treason on live TV and then later whining about impeachment on Twitter. What's in question is not the facts but the policy.
https://www.buzzfeednews.com/article/reyhan/tech-confessiona...
If just looking were illegal, you could shove it in someone's face on the sidewalk and they'd instantly be guilty of a serious crime.
What the user describes sounds like an account lockdown, not an IP ban.
It doesn't have the required permissions to get IMEI, so no.
'shadowgovt owes me 12.3 BTC.