Scouting around for a data SIM for your tablet? Check out this OVIVO Data Freedom deal, which includes a 750MB monthly allowance and £15 credit (16p/MB outside your allowance), all for a one-off £20.
How come so cheap? OVIVO makes its money by intermittently showing a few seconds of adverts. Read more here.
OVIVO uses the Vodafone network.
(Thanks to mentalist at HUKD)