Originally Posted by AaronM

WTF is this? Pretend land?

Let's say that the D70 is adjustable from 200 to 1600 ISO and try this again.

No offense meant but if you don't understand the basics of how ISO works and the advantages to HIGHER ISO in lower light then WTF are you doing buying a D70 with an f2.8 stabilized lens?

There's nothing wrong with wanting to learn and asking questions but for fucks sake, at least read the manual and understand the basics first.