Wrong. First it's good, not awful. Awful are only the ones not using it. Second, Windows implements Annex K as only major provider. The others are some minor e

Wrong. First it's good, not awful. Awful are only the ones not using it. Second, Windows implements Annex K as only major provider. The others are some minor embedded targets, plus Android Bionic recently. Implementations, such as safeclib, are cross platform. you can use it everywhere. Security and crypto people per se don't use it (incompetence or not invented here), but security aware people, such as on embedded or in the industry.