Still, cloud computing is in the 'trough of disillusionment', which is interesting since AWS, Azure, to some extent GCP, and also companies like Rackspace are already making quite a bit of money out of IaaS and PaaS.

Moreover, services like Netflix (AWS), Spotify (soon-ish GCP), Dropbox, iCloud, back-up providers, and many others have already made 'the cloud' accessible to the public without the public being aware of it.