The '_' char vs. the ' ' char

One thing that I have noticed is the lack of the '_' character in the
[POWER Clamp] and [GND Clamp] keywords. They are in the 1.1 version spec,
but not the 2.0. Has this been addressed? Should a parser recoginze both?
Should it be Version Specific?

Scott Aron Bloom
Interconnectix, Inc.
Received on Thu Sep 29 16:00:03 1994