Acutally, by my count, only 14 states require grand jury indictment for ALL felonies. Far cry from "MOST STATES"
http://www.ojp.usdoj.gov/bjs/pub/pdf/sco9806.pdf
And yes, the dead horse has officially been beaten. Sorry, I'm really bad at letting things go (as most people on this site can attest to).
I understand your taking issue with RF's "federal only" comment. I'm on your side there.