This is because PimD is now 17+ they're bringing in more adult-themed hunts. Ready for the cheekiest hunt next time A.T.A. Innuendo for days ;-)
Wow,ATA. You make the game 13+, but have a beer themed hunt for all the kids to enjoy... Good job promoting such things..
They did not change it back to 17+. They simply made it to where if you are under 17 but still older than 13 you will be silenced for giving out age. Read again. Or you can read the information through the link here on their thread they released about it.