It's hard to tell whether CES 2012 beat out last years show for tablet numbers, but there were plenty of slabs less likely to throttle your wallet in 2012. Coby has leapt onto that very bandwagon, with a whole slew of tablets. Several, but not all, made their first appearance at this year's CES and we were itching to see how they would stack up against some very price-savvy devices. We were informed (several times) that these were still prototypes, but user experience differed substantially