That chart is missing the big late-june/early-july burst that came when Twitter locked out non-registered users and put a cap on read tweets. Big bump in new re

That chart is missing the big late-june/early-july burst that came when Twitter locked out non-registered users and put a cap on read tweets. Big bump in new registrations and since then activity has been up a bunch as well. Not as big as December, but mostly because it was short lived.