This would solve the biggest headache with stereo enhancers: losing the "thump" and "body" of a sound when it's played back on mono systems.
Instead of applying stereo processing to the entire signal, this feature would allow you to: Credland Audio StereoSavage v2.0.0 [WiN]
An algorithm that automatically detects and "shaves" out-of-phase frequencies in the side channel that would cause thinness or cancellation when summed to mono. This would solve the biggest headache with stereo
A real-time correlation meter that changes color based on the frequency band, showing you exactly which part of your sound is "dangerously" wide. Use a high-precision, draggable crossover to keep your
Use a high-precision, draggable crossover to keep your low end (0-200Hz) perfectly mono for club compatibility while aggressively widening the mids and highs.
For the update, a killer addition would be a "Spectral Focus" Intelligent Crossover .