Warning - below is the top 10 requests for the past few hours on a site that is using this theme component.
It became really slow and it was one big rate limiting experience including hanging browsers and lots of complaints.
214163 GET /user-badges
29537 POST /message-bus
14166 GET /assets
13425 GET /user_avatar
10125 GET /stylesheets
8957 GET /theme-javascripts
8131 GET /images
7160 GET /letter_avatar
2992 POST /topics
2845 GET /t