>This article is more probably to convince ppl to use Google Cloud rather than how to run multicloud strategy.

Yes. For public cloud, it's AWS v. everyone else right now. This is why Docker is popular among IT mega-vendors because container portability gives IBM/Microsoft Azure/GCP/Red Hat a fighting chance to stop AWS from gobbling up the entire cloud infrastructure.

Container portability => less AWS lock-in => They'll come to my platform, perchance.

Some relevant articles: http://redmonk.com/jgovernor/2016/07/15/what-kubernetes-and-... and http://redmonk.com/jgovernor/2016/03/08/rise-of-the-docker-p...