Earlier quoted context omitted.
Open any porn site and I'm sure you will find these tags as top categories. It's not Twitter deciding it's pornographic or not, but users that use them as such, so admins simply have to react (unless you want Twitter to be overflown with gay/lesbian/bi porn).
>so admins simply have to react They should react in a fashion that does not involve blocking hashtags with multiple meanings.
save the ornithologists! Unblock #tits!