Thanks, Sublime, that's exactly what I was looking for and I will keep it in mind. Since this will be my first printer build I will probably save the tinkering and modifying for my next build and stick with the established plans for now.
Slightly unrelated - Has anyone had success/failure using 6mm MDF as a frame material?
And - Would these
Self lubricating bearings work in place of all of the lm8uu bearings?