It's always 6 months.
Turn the corner in 6 months.
Give it 6 months see if it works.
If we're not seeing progress in 6 months, we'll need to pull out.
etc etc etc
From journos, to politicians to pundits. And they all hope that no-one will remember what they said 6 months from when they said it.
As Atrios put it, Friedman Units (or FUs) after the bastion of the left wing media Thomas Friedman.