I'm starting to believe this wifi issue might actually be a hardware problem, as I've never had it, but some people clearly do, even on stock software. (I had a wifi issue, with the toggle freezing and signal dropping, requiring a reboot, but that...
You can solve your 2 main issues pretty easily actually :) :
Got a problem with lock screen font.
Sent from my Nexus 10 using Tapatalk HD
Remove the clock widget and put it back manually, that fixes it.
The Tegra 3 in the OUYA is going to be more powerful than the ones found in mobile devices because that there is no power constraint.
In regards to the art usage: the iPad 4's screen has better color reproduction (95% sRGB color gamut and 65% Adobe RGB gamut according to Anandtech).
Also as far as I know the Note 10.1's digitiser supports pressure sensitivity, which might be a ...