Microcorrect 

To pounce on the tiniest perceived omission in a social media post to add some unnecessary detail that you feel should have been a part of the post.

So, this dude came along to microcorrect me on Counter.Social, adding absolutely nothing useful to the thread

Microcorrect by The Scribble Cave August 28, 2023

microcorrespondence

"microcorrespondence": noun. A generally written form of correspondence in which the length of the message and/or the time required to compose it is greatly abbreviated compared to traditional methods of communication (e.g. written letters sent via postal mail). Microcorrespondence is generally electronic in nature and may or may not be addressed to more than one recipient at a time.

Twitter updates, Facebook pokes, Facebook wall posts.

"Scholars have begun to wonder whether microcorrespondence works to decrease social isolation or whether it serves to weaken the depth of the average person's social ties."

microcorrespondence by Matthew M.C. Roberts February 23, 2008

microcorrespondence

microcorrespondence ": noun. A generally written form of correspondence in which the length of the message and/or the time required to compose it is greatly abbreviated compared to traditional methods of communication (e.g. written letters sent via postal mail). Microcorrespondence is generally electronic in nature and may or may not be addressed to more than one recipient at a time.

Twitter updates, Facebook pokes, Facebook wall posts.

"Scholars have begun to wonder whether microcorrespondence works to decrease social isolation or whether it serves to weaken the depth of the average person's social ties."

microcorrespondence by Matthew M.C. Roberts March 7, 2008