On Monday, 11 December 2017 at 00:54:00 UTC, Walter Bright wrote:
I have a more pragmatic definition of a standard:
1. Products that implement it say they adhere to it and defer
to it as the authority on correct behavior.
2. There's more than one such product.
3. There's more products adhering to that standard than some
other competing standard.
So far as I know, commonmarkdown satisfies zero of those.
Looks like Stack Exchange is working on standardizing on
CommonMark:
<https://meta.stackexchange.com/questions/238957/will-commonmark-be-adopted-for-se/258587#258587>