Resolution indpendence

[David De La Harpe Golden]

Eirik Byrkjeflot Anonsen wrote:

> That's a simple application of nyquist. Features smaller than 2
> pixels can not be accurately represented

That's a bit simplistic:  that'll tell you which
features will be accurately preserved. It doesn't tell you if those
features were important to preserve to make the reduced icon
sufficiently visually distinctive and recognisable to remain useful in
context.