… which is perfectly acceptable because there are customer facing features enabled with this account. Which is shared in the marketing for said mice. And then there are mice which don’t require accounts.
And technically, the mice do NOT require you to create an account.
it is only acceptable as an opt-in. Companies right and left try to collect as much data as possible, to a large extend not feature driven but marketing/sales driven, because having the users Email account, country, language etc. opens a sales channel. Oculus' Fb Account requiremet the most prominent example, but I remember also buying a GoPro Hero Black ~2016 that would require the companion App to create a GoPro account, just so you can change the settings of the camera (which some items were not changeable through the on-camera buttons).
And technically, the mice do NOT require you to create an account.