The term "bi-curious" is very 1995. And if you're over 30 and still referring to yourself in that way, you just sound like you have commitment issues, regardless of gender. Society has advanced in the past 20 years and you can, too! Presenting my new favorite orientation designation, "bi-comfortable."
Yes, this was seen on a Chaturbate profile (NSFW), so there may be a marketing angle at work here. Orrrrrr, this guy is just a sex-positive hedonist who's broken the shackles of our puritanical thinking and has given himself over to absolute pleasure (yet using some precautions in his wick-dipping, hopefully).
It's 2015, people. Get with the times.