I came across a thread on Rimfire Central discussing this article. I thought it was a good read and well worth sharing.
http://www.rugertalk.com/The-plinker-went-to-war-The-IDFs-Ruger-10-22-Ruger-Talk.html
http://www.rugertalk.com/The-plinker-went-to-war-The-IDFs-Ruger-10-22-Ruger-Talk.html