Occasionally, people e-mail me to say something along the lines of “I’ve come up with something to replace HTML!”.
Five years ago, Hixie outlined the five metrics that a competitor to the web would have to score well in:
- Be completely devoid of any licensing requirements.
- Be vendor-neutral.
- Be device-neutral and media-neutral.
- Be content-neutral.
- Be radically better than the existing Web.
You come at the king, you best not miss.