Another cool thing to think about is how like, this video of two planes landing can create a bunch on interesting discussions, i mean, just look at all these comments!
You’d need to create another account, pixelfed is currently working on a “login with mastodon” feature that will probably be released pretty soon, but even with that you’re still technically creating another account, you’ll just be able to log into it using a mastodon account and copy your bio, profile pic, follows, and things like that if you want.