What do you guys think of running an SRAM 11-28 casette on a durace 10 drivetrain? I like the slightly better gear ratios of the 11/28 (w 650c wheels 12/27= 30.6-101.3; 11/28=29.5-110.5) vs the durace 12-27, but will the shifting be crisper if I stick with all durace?