22. RESTful clients should
be driven by service's
hypermedia controls
Roy Fielding : http://roy.gbiv.com/untangled/2008/rest-apis-must-be-
hypertext-driven
69. HTTP's cache fails when dealing with really dynamic
pages, because consumers will always have to hit the
origin server, although a part of the page would be
cacheable ( header and footer, for example )