I think what the parent comment was trying to imply was that some of us work for enterprise...and some of those enterprises push us to work in a manner that supports - not an ideal workflow, but rather - the procurement department's contracts with suppliers such as Microsoft...so we're forced to use specific platforms because of contracting not because it is the best tool for the job. I applaud you for seemingly working for an org that allows you the freedom to use your choice of tools! ;-)

Is that on a Mac? Most people who have complaints with slowness appear to be Mac users in my opinion. The Windows version runs fine on my end even on 6 year old PCs.

where are you, how are you connecting,what OS are you using?

There are issues with teams don't get me wrong, but I've yet to experience working with/through teams pose any significant slow downs, and it seems nearly all things that are embedded in teams can be shelled out to default system browser anyway, the native wiki being one of the big exceptions.