As a sidenote to this sidenote,
I think its even worser,the actual vieuwdistance is 33% less then setviewdistance xxx
Say U have Setviewdistance 1000,U can see objects max 666m far,but U can lock on (right click) till 1000m.
Setviewdistance 1333 will give U a visible area of 1 km