For anyone who's not watched the Louis Rossman rant (2014) on how Lenovo screwed the pooch on Thinkapds, do.
https://yewtu.be/watch?v=doEZMNXz1JY
Caution: harsh language and harder truths. All completely justified.
I'd love to know how this was received at Lenovo, because this should be part of every new hire's onboarding.