You missed the main idea of the post. The idea is that for the majority of these "in the cloud" applications, the user is not the customer. An advertiser is t

You missed the main idea of the post. The idea is that for the majority of these "in the cloud" applications, the user is not the customer. An advertiser is the customer. (Unless you pay a subscription fee of course.) Think gmail, youtube, etc. By all means, use the services. Just don't put all of your eggs in one basket if you do.