Did a quick search, didn't see anything about this. Just got an e-mail message from Brad at Tonefactor and for fans of the Musket Fuzz, you might find this interesting:
To my ears it sounds like it lacks the low end of the original, but more than makes up for it with its gain and grit. I'd love to try this sucker out....
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Crappy Bassist with Expensive Gear Club #11