It's a garbage application in that it can use 800MB or more of RAM. Switching between Chat and Team views can rocket the RAM used from 300 to 800MB instantly.

It's a garbage application in that it can use 800MB or more of RAM. Switching between Chat and Team views can rocket the RAM used from 300 to 800MB instantly. Scrolling through the list of people you have chatted with, or through older conversations in a team chat is inconsistent in terms of behavior vs other Windows applications.