Have you tried both the hand-crank and electric motor models? Is it worth paying extra for electric, in your opinion? Update; Nevermind, I see that only the el

Have you tried both the hand-crank and electric motor models? Is it worth paying extra for electric, in your opinion? Update; Nevermind, I see that only the electric desk goes up to 48" in heigh. All the others seem to be limited to 34".