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
"Testing" makes it sound like someone is poking at it. In reality, sometimes the signals just haven't settled down or gotten clear enough. I guess the visible end result is similar though.
2026-02-19T16:33:37.563Z