I use it only for following news threads and politics. I think it is great way to catch your interests at a glance 24/7. Totally custom able to your exact needs in settings and privacy.
About 200 names: museums---everywhere, all kinds, news media, journalists, iartists, art critics, some restaurants, friends, a few politicians, the White House, local TV stations, a few sports teams, newspapers, magazines, space & astronomy. Then I also have Instagram.