.) in username within first 3 character preventing from comment replies?
Because I never got replies from anyone else using that feature.
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I had forgotten about that, but yes, apparently either the FAQ or the implementation need updating.
Note that trailing dots (though valid in a user name) are removed before matching.
Hence Thanks, @name. matches both
Name. with the dot, and
Name without the dot.
But: @R. is too short to notify