Apparently, cart corrals last about four years and, with this refresh, the assemblers got it right:
All the white-on-blue marker signs up on the poles seem to be top-side-up, too.
Of course, not many people bother returning their carts to the corrals, but the bewilderment factor should be lower now.
And, yes, the previous mis-assembly remained uncorrected. I can’t take credit for the replacement, even though it happened during my adminstration …