@SlackHQ Hey guys -- a (long) while ago, you guys made awesome changes to how Slack impacts our machines, with regards to CPU & memory. It seems that nowadays, it's back up to a permanent 70% CPU usage state, and I can't figure out why. Could you assist? 
Hey there Wesley! Sometimes it's a matter of a busy channel with lots of 'unfurled' content or animations, sometimes it could be something a bit more pinpoint. Could you get in touch with us at feedback@slack.com to take a deeper dive on this with some logs?