Not very effective security considering the R2 unit rolling past him.

Understood, which is why Google, if it's going to all the effort of setting up open door press days, is missing a huge opportunity by not employing hypervisualized metaphors/exhibits to demonstrate how truly amazing a modern data center is, not to mention reinforcing how critical it is for so much of what the average user does every day.

They should probably contract a couple Disney Imagineers and do it right. They could benefit from the the humanizing effects and even create a quirky, niche destination in the process. Hell, throw in an "Android Experience" showroom and it'd probably even have legitimate commercial value.