bitflipper
(Interestingly, FabFilter, which also uses the same technique, has never had a problem - a testament to their superb quality and one of the reasons you pay more for them.)
Ima phab philter phanatik.
I got my first Fabfilters on the bf sale. Excellent plugins. My new goto plugins.
I'm going to try to use C2 and Q2 exclusively on my new projects.