[zardo]

Once you do manage to tag @JohnSmith, he will get a notification that he has been tagged in the thread. One notification per thread, regardless of the number of individual posts he was tagged in.

The link on the notification will take him to the top of the thread.

Depending on the thread's popularity, John could have a very difficult time finding the posts he's tagged in.

[IncRnd]

These are just symptoms, though, not coding mistakes.

Facebook literally wants you to be caught up in wading through their posts, spending your life on their website.

[sundvor]

Ha ha, perfect - you both summed up the hellhole that is Facebook commenting so well.