2 ms·
Why is it difficult to undo, then redo? Obviously one need to be careful (twice) but that's all
by BrandoElFollito 5y ago
Why is it difficult to undo, then redo? Obviously one need to be careful (twice) but that's all
- bombcar 5y agoThe key is the adhesive which means you have to tear or otherwise undo it before you can unfold it. I suspect that much of it was simply “how can we fold the letter” taken to extremes as a form of individual expression.