I have a 27" (2560x1440) and 26" (1920x1200). Since they are different aspect rations and densities, it is a little but of a weird transition... even though they are about the same height.
Well, the date is set for the 3DS, here's the video: (Feb. 26 in Japan) [ame] http://www.youtube.com/watch?v=Ggta_FpzQOg[/ame] I found it a bit creepy to be honest.
Quite fancy stuff... good for indies and big companies and their developers. http://blogs.unity3d.com/2013/03/26/unity-and-facebook-are-now-in-a-relationship-and-its-awesome/
For those looking for details: http://www.theverge.com/circuitbreaker/2016/10/26/13380462/microsoft-surface-studio-pc-computer-announced-features-price-release-date