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
Making this kind of content well (and the rest of the site) is often a lot of work, it can become hard to justify doing it as an unpaid hobby -- hence the monetization. The SEO comes from there being a lot of competition. I agree many go overboard, but monetization & SEO are not per se bad.
2025-12-13T17:43:13.429Z