I swear I'd posted this before...
The Zodiac Killer encrypted letters have been broken by a team of experts in 2020
The unencrypted message is
“I hope you are having lots of fun in trying to catch me,”
“I am not afraid of the gas chamber because it will send me to paradise all the sooner because I now have enough slaves to work for me.”
https://www.theguardian.com/us-news/202 ... california
This week another team of amateur sleuths have identified someone who they think is/was the real killer.
https://www.theguardian.com/us-news/202 ... estigation