If you are not overtly focused on finding your next long-term relationship, by all means, play around in the online dating pool. Learn some skills. Kiss some frogs. But when you get serious about finding a partner, well, set your intentions and your standards a lot higher.
Sex with someone, anyone, is not very much more fulfilling than porn and my own left hand. So I don't look for this type of sexual gratification as an initial part of my dating process. And I'm pretty clear on my dating profiles that I'm not looking to hook up or jump in the sack.