Good point! One of the things I always end up spending more time on is defining the interface, so I thought I'd point that out. I think spending a week on a dec

Good point! One of the things I always end up spending more time on is defining the interface, so I thought I'd point that out. I think spending a week on a decent interface is a fair amount, but (like you also mentioned just now) that doesn't mean that all of the interface design has to take place up-front.