I think the general user will be more efficient with the Advantage 2. You basically get ~4-6 more reachable keys per hand depending on hand size. With this ext

I think the general user will be more efficient with the Advantage 2. You basically get ~4-6 more reachable keys per hand depending on hand size. With this extra space there's no problem putting all 4 arrow keys, \|, Delete, `~, and Esc all within home row reach.