How much REST should your web API get?

Hi all,

This WG has spent some time discussing REST, what it means to the various participants and whether the LDP is actually a "REST API". 

This blog post has an interesting perspective and some vocabulary that might help our discussions:

How much REST should your web API get?
http://blog.restlet.com/2013/05/02/how-much-rest-should-your-web-api-get/

I'd be interested to hear Mark Baker's view on it, as well as others'. 

Regards,
Dave