I don't think it will be used any time soon by something major, the fact that it only supports TLS1.2 and TLS1.3 is a problem for lot of use cases. Also because

I don't think it will be used any time soon by something major, the fact that it only supports TLS1.2 and TLS1.3 is a problem for lot of use cases. Also because it's more secure than OpenSSL is just one thing, what about bugs? OpenSSL is battle tested and widely used.