[krapp]

You can say "porn" here, it's ok.

[johnchristopher]

"pron" sounds funnier. I still think "My toothbrush started to shit the bed" is out of place (https://news.ycombinator.com/item?id=36284643).

[Ylpertnodi]

I've been using stb for very (too) many years. As have many of my friends.

Might be a uk thing, but I hear it often from USians, too.