They have a lot of problems with that. The reason: Most ad networks lump them in with porn sites because they allow adult content to be uploaded. Most major bra

They have a lot of problems with that. The reason: Most ad networks lump them in with porn sites because they allow adult content to be uploaded. Most major brands won't touch it so the display ads are very low quality and riddled with malware. I did quite a bit of work on tracking down and swatting the malware ads but they were almost impossible to track down and there was no accountability through the ad networks. (I worked as a developer at deviantArt from 2009 to 2013)