This is far off from my own experience. :-(
> Left to your own devices, with no task demanding your immediate concentration, you tend to spend a good deal of time thinking about other people—your judgments of them; their evaluations of you.
Honestly, in such situations I typically rather tend to think about mathematics or programming problems (or at least something somewhat similar to this).
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Yes, I am somewhat of the lone wolf archetype - which is in my opinion not uncommon among programmers.