[korethr]

> Fancypants non-stainless steel knives do exist and will rust. > I don't really get why anyone likes them though.

The non-stainless alloys will have an easier time taking and keeping a very sharp edge. This makes them more useful, and for longer. Not only does a very sharp edge make the knife easier and faster to work with, is safer to use than a not-so-sharp knife.