I just have 2 desks at work and two monitors. Works pretty well for me. If you don't want to buy two monitors (hint I didn't) then you could always make a desk

I just have 2 desks at work and two monitors. Works pretty well for me. If you don't want to buy two monitors (hint I didn't) then you could always make a desk with a hand crank. That wouldn't cost too much, it seems like a motor and controls is the expensive part of that desk.