From how the Like function is being used on the Facebook platform it is clear that it is out of sync with users intuitive expectation of how the function works.
Twitter opposed the request, arguing that its users have a reasonable expectation of privacy (perhaps oddly, given that anyone can follow a twitterer).
On Monday, the judge rejected Twitter's argument that its users have a reasonable expectation of privacy under the Fourth Amendment, much as people who write emails do.
Google has set the expectation levels their users have about the cost of technology, the richness of the experience, and how fast and functionality is added.
The smartphone and tablet have created an expectation for a touch experience that will revolutionize the enterprise and its desk-bound business processes and their users.