This comment is a gish-gallop RMS-y soapboxing which is largely irrelevant-to-the-article points: that iPads (possibly all iOS devices) only pass some of their traffic over a VPN connection.
This stuff is up to whoever has root on your device, be it Apple or eg. bad guy exploiting 0day in captive portal, but certainly not you.
This comment is a gish-gallop RMS-y soapboxing which is largely irrelevant-to-the-article points: that iPads (possibly all iOS devices) only pass some of their traffic over a VPN connection.