Postmortem

Wall of mistakes that shall never be repeated again...

Never use eval in the code

Never use CC in mail instead of BCC if recipients don't need to know each other

If problem I am dealing with and not part of working code base - Google it

Don't be careless when submiting issue or pull request on Git

When saving data to external drive make sure to encrypt such data

Be sure to setup firewall before exposing service on default port