This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
John Mueller
johnmu.com
did:plc:4cv34f5o756rx377sm3mhrhm
Adding hidden text with a prompt injection to my email footer seemed harmless & fun until I started using an LLM system to help with my email.
2026-04-02T06:30:09.692Z