There is a growing trend for new protocols to express themselves in the form of a well-known URI. It’s seen as an easy place to stash something where other interoperable software might want to probe for protocol support, as an improvement to the old ad-hoc behavior of things like …
What will the Internet look like in 2036? 2046? These are questions that are near-impossible to answer. But that doesn't mean we shouldn't try. To be fair, this question is more philosophical than logistical... but I can't help myself.