More importantly, third - party developers were reluctant to integrate functionality for the peripheral into their flagship titles or produce many exclusive titles for it. (gamerassaultweekly.com)
Similarly, the releases of exclusive titles don't appear to track directly with unit sales. (extremetech.com)
I can only hope that with the PS4 they don't neuter it, though I can't reasonably expect it to have PS4 exclusive titles available for a good year or so. (reddit.com)