What's popular on YouTube and what's good are very often not the same. You're seeing what YouTube is trying to optimize for... it's not surprising that it's manipulative, exaggerating, populist nonsense. YouTube could do this for literally any topic. The YT algorithm's take on the best meditation advice doesn't need to define what meditation is to you. Topics which should be "boring" get this treatment on social media. Find your information elsewhere or figure out how to filter and ignore the nonsense.