The most-cited reason as to why you shouldn’t use square corners on traces is that electrons bunch up on the corners. This is impossible with our current understanding of physics and would break ...

Cutting towards the corners and then along the sides is a great way to cut a neat square or angular hole in paper. This option is fiddlier but you will keep your paper crisp and free from fold marks.

If you want perfectly straight sides use a ruler when drawing it. Place your open scissors in a corner and turn the paper so your scissors face the next side Take your time and be gentle as you ...