Sugestion: Along with total amount of question,answers,etc on side of the screen on each section add No of users online.

Question

Small feature but could be nice.

Example

       3,000 questions
       6,092 answers
       31,033 comments
       36,140 users
       2  users online

etc=comment,users

Comments

This is actually I pretty neat idea! There isn't really any use for it, but I still like it for some reason.. +1

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thanks.

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I'd like to see what users are online at  any time, not just on chat. +1