Standard : 2.2 : "two main paths" means other flow can be used , or not ?
Dec 22, 2011 version of Draft 07 says about Grant flows like this:
2.2. Protocol Flows
Authorization Requests follow two main paths to obtain Access Tokens and ID Tokens, the Implicit Flow and the Authorization Code Flow. .... "
Other flows like Client Credentials flow with "JSON Web Token (JWT) Bearer Token Profiles for OAuth 2.0" can be allowed or not ?