Scratching around for something to fold, I stumbled across a 2-part modular that I had filed in the “must try” pile:

LED displays are part of my past, little blocky symbols that were all the rage before screens went pixels and graphical.

This is LED by Kinoshita Ichiro, a nice little exercise in colour change and layer management.

I remember my first calculator, large green digits and hunger for batteries unequaled. Nice blast from the past.