I removed the helper spring in my 2012 about two years ago. Never looked back. The clutch feels so much better, much more linear along the entire travel. The spring (or lack of) will have no affect on the throw out bearing wear.
2012 Kona Blue GT Premium 401A, Manual, 3.55, Steeda Pro-Action Shocks, Struts, Sport Springs, LCAs, Adjustable Swaybars, Adjustable Panhard Bar, BMR Relocation Brackets and Adjustable UCA, Driveshaft Shop Aluminum Drive Shaft, Airaid CAI, MGW Shifter, GT500 Axle-Backs, 3M Clear Bra and Tint, Side Window Louvers, JLT Oil Separator, Staggered MMD Zeven Wheels and Mickey Thompson Street Comp Tires, Bama 93 Race Tune