This is supposed to be a huge improvement in guitar design, regarding playing in tune everywhere on the neck. Why aren't more manufacturers using it? I believe it's standard on Conklin, MTD and Washburn basses. To owners of these: Do you hear the difference? Can you peacefully cohabitate with non-Feiten instruments? The answer was "yes on the FAQs on his website, but that section isn't there anymore. Is it worth it to have a bass retrofitted? I know John Turner says Conklins are great, and fretless Conklins are even better. Well, I'm still playing a 4-string. I'm not ready for any huge steps!