The only reason to unprotect it is to get rid of the filter, which means some people know that piece well enough to know how to break the limits without breaking the piece, the most simple use i can imagine is to use some high frequency modulation of of the voltages, to get "weird stuff" on purpose.
And the result is really nice music. I can definitively dance to it. ❤👍 A nice groove, sometimes, is all you need. So thanks for the injection of good mood.