That's literally a dialog that every browser gives you after installing/on start if not permantly disabled (and there is a convenient button, there), and you are calling out FF? Also regarding pocket, as an almost exclusive FF user I didn't know what pocket was until some years ago when it was in the news, similarly Mozilla VPN I found out about through the news, not a single nag. This compared to lots of "the web works best in Chrome..." nags I got when visiting google websites over the years.

Let's not even talk about Apple and their dark patterns (the whole green bubble messages as one example).