[amolsarva]

This is real.

It is why airplanes are such great places to concentrate and work.

Also lower light and fewer people "induce the zone" better too.

[Havoc]

>It is why airplanes are such great places to concentrate and work.

I think the fact that you really really can't get up and go do something else also helps. ;)

[sgustard]

Also the "occasional terrifying jolt" keeps the mind focused.