2:10 — Andy Sernovitz introduces Bert DuMars, Newell Rubbermaid’s VP, E-Business & Interactive Marketing. 2:13 — Bert presents GigaTweet, which shows the number of real-time tweets going on right now, and says we live in an amazing time. 2:13 — Bert: When we look at social media marketing, it’s very simple: test and learn. Everyone…