I have thrown one a few times, so I don't really have an opinion on it. I would imagine many people are the same way.
How many people really need an understable speed 13 disc?
How many people really need an understable speed 13 disc?
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Innova marketed the Groove as a superfast understable disc that adds distance for weaker arms. When they actually started producing it, it turned out to be a predictably overstable meathook. I think a lot of the hatred of the disc comes from the false expectations. If Innova marketed it as "like a faster, more overstable Firebird," people might not hate it so much.