The symbol's history traces back to 1739

(typefoundry.blogspot.com)
2 points zdkaster | 2 comments | 04 Sep 25 07:14 UTC | HN request time: 0.516s | source
1. zdkaster ◴[04 Sep 25 07:14 UTC] No.45124484[source]▶
The @ symbol’s history traces back to 1739. Evolved from a commercial character to @ in email addresses, as detailed in the blog post.