I also agree it's a cost/benefit issue. Along with the old "if it ain't broke.." arguement.
In the past, there have been a few centerfire 22 cartridges (22WCF and 22 Maynard come to mind) but none have been able to compete with the rimfires
NRA Life Member, SAF contributor.
Last edited by Jo6pak; September 8, 2012 at 04:08 PM.