Nice, simple and it works. What more can you want.
That's usually the reason for alternating sides with clamps. It's to give even clamping pressure on the joint & to help reduce the tendency to cupping. You don't want the center of your clamping force applied to one side of the material. I think it would be more of a problem with material that's a little wider than shown in the photo.love the jig but just wondered with threads just below do you get any cupping or am i worrying about nothing.
It was Noah not Moses that built the ark!