Yeah I've heard as well. And somehow, is becoming more popular among people... so i was thinking to get into itIt's very easy to create these accounts in bulk, they don't check anything. Make sure to submit an innocent white hat campaign first, then your account will be 'approved' and you'll be able to advertise whatever you want basically. That said never had any luck with their ADs, but some people made good money in the past.
Or you buy an old account if you can't create oneYou can create your own advertising accounts. You can apply for a business account, and they will ask for some basic information. Then you can set up advertising account from Ads Manager. Be sure to read SC's advertising guidelines before setting up your campaigns.