The landscape of online dating advice runs the gamut from individual experts to courses by pickup artists to startups that use technology to scale knowledge dissemination.Some can cost as much as $5,000 for When it comes to patterns in online dating, the founders believe that most people tend to make the same mistakes across apps and messaging platforms.That’s what led him and co-founder Lior Gotesman to create Witty Thumbs, a place online where you can get experts’ feedback on how to build a rapport with someone in whom you’re interested.