Why do we need anything more than HTTP GET, PUT, POST?

Question

What is the practical benefit of using HTTP GET, PUT, DELETE, POST, HEAD? Why not focus on their behavioral benefits (safety and idempotency), forgetting their names, and use GE

Answer 1

Not all hosters don't support PUT, DELETE.

I asked this question, in an ideal world we'd have all the verbs but....:

RESTful web services and HTTP verbs