Your essential guide: What to look for in today's Amazon, Google, and Microsoft earnings

IaaS indeed, it's one helluva PaaS-ing contest

Analysis It's probably not entirely a coincidence that Amazon, Google, and Microsoft will all file their quarterly earnings reports on Thursday. But while these tech titans wage a tug-of-war for your public compute workloads, each is relying on other sources of revenue to bankroll its cloud land grab - and the three companies have very different core businesses."