22"
Agonised recently about upgrading to a 26" but decided I can't afford it or justify it. Trouble is I find myself thinking 'if I don't get it now the pound will collapse to 25cents and I'll never be able to buy anything imported ever again!'.
How big is _too_ big for a monitor? Beyond a certain size you'll have to turn your head to see the periphery of the screen, no?