If you came late in this thread or somehow still believe keybase.io equals rolling your own system, sokrates wrote a good description of what keybase.io does lower in this thread: https://news.ycombinator.com/item?id=7465349
The big assumption keybase.io seems to challenge here is that your online identity doesn't consist only of your public key.
The big assumption keybase.io seems to challenge here is that your online identity doesn't consist only of your public key.