[Protagoras]

When the argument is so vacant, the simple minded turn to nit picking spelling and sentence structure.

Children posing and posting as adults can be readily identified by these traits.

[King Prout]

that's fine, as I nitpicked neither sentence structure nor spelling.
I noted a serious error in word choice, one which made your statement devoid of meaning.
I corrected it.
Since then, you've been throwing a tantrum, and I've been laughing at you, infant.