OpenDNS Umbrella – Safety or Zombies?

We started evaluating OpenDNS Umbrella at the office while back. While I’ve always been a big fan of OpenDNS (and even applied to work there once), I was reluctant to get into this “Umbrella” service. Not because I fear Umbrella Corp, but because it just didn’t seem useful. What little info I skimmed on the web wasn’t exactly what one would call exciting. After taking it for a spin, I’ve...