Figure 1. Daily volumes of Tag Challenge related Tweets and Web hits on http://www.tag-challenge.com up to the challenge day. Major media coverage events are highlighted.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.