[ncmncm]

In fact, the amount of successful penetration of RIIR is a direct measure of the wisdom of doing it.

I.e., if it were a good idea, there would be no need for an advocacy. People would just do it. If the ecosystem is ever mature enough, we will know by the counting the number of projects that switch.

But every day, there is the choice: should I improve the product for users, or potter with the build system? Because language choice is really a build system detail, to users.