i haven't posted a snapshot of my work computer.
so here it is. i am using Kubuntu as you can see.
taking a screen shot
It's quite easy. You can easily change the color theme in Kubuntu.
go to the appreciate settings and mess around with it.
for your question. NO. not at all. Kubuntu is a smooth solid OS if your PC is not too old.
it will not lag on a descent computer. this is running on one of the cheaper core i3 sandy CPU's for laptops.
What is Kubuntu, how does it work, is it free. can I dual boot with Win7.
I'll post a camera screenshot instead. It will explain why I can't post a Print Screen + Paste screenshot.
Here it is:
Without those bezels, the lower 3 monitors would look like a window to another reality. Note how the background is spanned to all three monitors, not duplicated.
This is beautiful and stuff.. But why do you need 4 monitors? Video editing, programming, 3d modeling, or just for fun >.>?