A WiFi only iPad mini would be genuinely the most pointless device.

Apple's expected "iPad mini" will only come in a Wi-Fi version – but there
will also be a revised version of the iPad with 4G connectivity compatible with
the UK's Everything Everywhere network, and sporting the new "Lightning"
connector, industry sources have told the Guardian.Rumours have been building
for months that [...]
Source:
http://www.ezonearticle.com/2012/10/10/a-wifi-only-ipad-mini-would-be-genuinely-the-most-pointless-device/