Separate names with a comma.
Exact same problem here. Opening any new window (email, invite, etc.) takes forever too. Beyond annoying. Just started in the last couple of weeks.
Just found this. Describes the problem exactly and attributes it to jpegs in the email signature. I've only done very limited testing, but after...
I am seeing the same thing on two separate machines with setups similar to yours. However, I noticed the issue AFTER installing the latest MS...
