I was genuinely surprised that Quora was brought up as a Reddit alternative since like you said it was basically AskReddit, NoStupidQuestions, etc 24/7
Because of his video you can now look up "who made the Disney Channel theme" on Google and the person's name is in big bold letters. I strongly recommend against spoiling it for yourself though.
I'm actually a pretty recent Firefox user. I started almost 2 years ago (I downloaded it in October 2021). I was looking for alternatives to Chrome. I really liked Vivaldi but I was curious about Firefox. It started out as my secondary browser with Vivaldi being my main but it slowly became my main browser. It took a while to get used to but I really like it!