I'm trying to publish a comment to this question.
When I click Add comment I get:
Only 1 comment allowed per 5 seconds; timer reset.
I wait 5 seconds but I keep getting the same message.
Trying answering I get a different notice:
Oops! Your answer couldn't be submitted because:
Sorry, posts can't contain that content.
I report my reply, maybe it's something wrong with it: