My Roland Fantom G8 Workstation's Keys, are way too slippery. I've tried Hair Spray, Windex, A Soapy Washcloth, Assorted Sugar+Mixtures, Sprayed on Kaboom Oxy-clean, Magic Power Glass Cleaner, Rubbing Alcohol, and even Honey (Filtered and Unfiltered)--Not necessarily in that Order, and not to exclude Several Assorted Combinations, that an adventurous Mind tried thinking up,,,,~ I probably left something or another out, and despite all My efforts, the only thing I found success at was disappointment------, -(' Won't You Please Help this wore out Old Keyman out'? Thank You for Your Patronage'~