Confluence version: 5.9.7
When sharing a Page with several people, each of them receives an e-mail about the share. At the bottom of the mail it says "Also shared with" followed by a list of all the other users the page was shared with -- including their profile pictures.
These profile pictures don't seem to be compressed very well, so an e-mail shared with 18 people is already about 1.4 MB in size.
For big enterprises, where sometimes pages are shared with dozens of people, this might be a problem.
Does someone know a solution to that? Is this maybe fixed in a newer version of Confluence?
Here are my suggestions (that don't work because the features don't exist [yet]):