Meh.

Having both forged nails (after forging the nail header tool that one uses to forge nails) and having built much of a house using store bought wire nails, I far prefer the latter. https://twitter.com/KirkDigory/status/1260537290381594624

2/

um...what?

copper is softer than steel, and has lower sheer and yield strength

cite:

http://www.matweb.com/search/DataSheet.aspx?MatGUID=ca486cc7cefa44d98ee67d2f5eb7d21f&ckck=1

http://www.matweb.com/search/DataSheet.aspx?MatGUID=098700ed63b24b14bd3bfdbec937489f https://twitter.com/BrianEr32944716/status/1260581123320659970