I have thought about it too. Something like FilterBuster.io which analyses your Friendslist and tells you about your filter bubble rating, and then recommends f

I have thought about it too. Something like FilterBuster.io which analyses your Friendslist and tells you about your filter bubble rating, and then recommends friends of friends who might hold different viewpoints than you. Or maybe for MVP, a subreddit which does the same thing but manually.