In November, "that other" is going to preview about how *next* generation hw features will be exposed.
The ARB so far failed to expose all features of current generation hw. And I am not even talking about their "information policy"
It took them 4 years to get vertex buffers into core (version 1.5, 2003). It has been part of "that other" 3D API (version 7.0) since 1999.
It also took 8 years to get render to texture functionality into an OpenGL core (version 3.0, 2008). It has been part of "that other" 3D API (version 8.0) since 2000.