Follow the thread of conversation.
Q: What is it?
A: Well, it's what it sounds like. It threads your twitter feed so you can see who is posting what more easily. It's especially handy when there are a lot of @replies in your feed or people who post very frequently.
Q: Who made it?
A: Twitter Threads was built just for fun
by Matt Beck of CouldBe Studios. It was originally built in one night.