On Monday 28 March 2011 20.29.18 Tim Goetze wrote:
  I'm planning to add a mode switch (low- or
bandpass) to the AutoWah
 instead of making a separate new plugin, or would that be a stupid
 idea? 
I think that is ok if it works and behaves as before when one do not use the
new functionality (for backward compatibility). If not, then a name like
AutoWah-mkII or something is better when one still can use the old one.
Jostein