Whatever it is, it's goin' down.

I couldn't recall if anything notable was in that building before, so I figured I'd crowdsource an answer. Anybody?

If there isn't a master plan behind Google's creation of Kubernetes, maybe there ought to be.
Already replaced as CEO, John Chambers is fully detaching as he plans to step down as Cisco chairman, truly ending his time as the face and voice of the company.
The network must be automated. And Light Reading must write about it.
Comcast joins Google in asking for a flexible-rate optical standard, rather than 400G or terabit, but that's easier said than done
Cisco, Juniper and other more traditional Interop speakers might get overshadowed by the forces of virtualization
I believe it was formerly owned by Sony. It's been vacant for some time now. Not sure why they're tearing it down or what's going in there. Hopefully a nice big park, but most likely it will be a huge WalMart.