I use to sit fairly close ~2ft, however new desk has me closer to ~3ft away and honestly it's a bit harder to see some things but much better on the eyes.
Depends on the monitor, but about 2-3 feet away. I imagine a desks length is average.
Summon Apollo's fire, with hell and heaven's might. Then with great force attend, the falling of all men.
Release this captured world, from point of no return. Destruction has no end, unless you ride again.