My criteria for acceptable product testimonials: 1. It's truthful. 2. It's about the product itself, not about how it could change your life. 3. There's no m

My criteria for acceptable product testimonials: 1. It's truthful. 2. It's about the product itself, not about how it could change your life. 3. There's no monetary consideration for it - not even the product being provided at a discount or free. Your last two examples are the ones that are on the right side of all of those lines. And yes, I pay for youtube premium and twitch turbo. Doing so improved the quality of those services immensely.