On Tue, 1 Dec 2020 18:16:29 -0800 (PST), John Kuthe wrote:

> And today, I went Home Depot and bought a 4x4ft piece of almost
> 1/2" plywood and will cut 18"x30.5" shelves from and use my
> remaining 2x2s to mount a stiffener under them, then lay them on
> the rails, and voila! New shelves at 20" and 40", 18"x30.5" to
> put the stuff on!

$50 says they're wobbly.

-sw