There is a world of dark patterns out there with video AI generation startups with dark patterns that are predatory. To call out one that I fell for: OpenArt. It shows that you need X credits to generate a 3-minute video on signup. Once you pay, the same goes to 10X credits... which conveniently is at or above the monthly plan allowance you bought. I get the need for these dark patterns, given how expensive video generation is. Still, hard to shake off the feeling that I've been…