This is a pretty naïve take. Even products you pay a subscription for want you to keep using them (or you'll be at risk of cancelling), and they will resort to

This is a pretty naïve take. Even products you pay a subscription for want you to keep using them (or you'll be at risk of cancelling), and they will resort to the same growth hacks to do so. The key difference is whether a product relies on recurring revenue, and the source of that recurring revenue makes no difference.