Isn't this what botnets are for? I'm serious - spammers already use packs of porn-hungry humans to process CAPTCHAs; this will only make their lives easier as

Isn't this what botnets are for? I'm serious - spammers already use packs of porn-hungry humans to process CAPTCHAs; this will only make their lives easier as they already have the botnets available, and botnets don't need porn!