Here's the part that I think about: ok I get that phones could potentially cause a problem. If that is the case, than we shouldnt be relying on voluntary compli

Here's the part that I think about: ok I get that phones could potentially cause a problem. If that is the case, than we shouldnt be relying on voluntary compliance. Either it's not a problem--then let people do that they want, or it's a problem, and you better be telling me that you have a better risk mitigation than "hope that everyone turns off their phones".