news.ycombinator.com/item?id=184426…
c.f. medium.com/byteconf/strip…
(Parallel evolution of code: I wrote a less-well-specified one at last gig.)
At risk of stating the obvious: this is a relatively novel development.
* a single, common encoding for almost all human languages
* a single, parseable, human-readable data interchange format
* a default protocol for information transport
This is very good for learners.