| Not all will be wireless.
Sensitive data will only be transmitted by line for a long time. Wireless is too insecure.
Years after the Russians developed car phones and wireless communications, they went back to land line communications for their sensitive data because they realized how easily we could intercept wireless communications. And that was in the 70's. We're even better at it today.
You do not want to do your on-line banking on a wireless connection, for example. |