Spectrasonics has posted an update for Stylus RMX.Version 1.8.2d is a minor one, but improves RTAS performance among other things.
From Spectrasonics:
Contains the following changes:
• Loading a midi learn template now clears current assignments.
• Improved timing precision in RTAS version when using very large audio buffer sizes.
• Changed Time Designer templates so they have an effect when non-Main edit group selected.
• Improved graphics performance with some video cards.
• Fixed Flame Distortion in 64 bit version of plugin.
Spectrasonics