What really needs to happen, and all the crazy, laughable self-serving, predictable hostile and anti-social (Emergency paramedics, World War IV, test results - c'mon. let's think of something new and original) logic expressed here by the cellphone junkies would support it, is to legalize personal cellphone jammers, so that we each could control the private space around ourselves.
You think that it is up to you to determine if someone in your proximity can use a cell phone?
You know, you already have that power. You can walk up to that person and tell them to get off the phone.