"openssl [...] straightforward" I don't think so. It's in the article; DTLS is too complex. The author wants something simple. Most implementations (eg. WebRTC

"openssl [...] straightforward" I don't think so. It's in the article; DTLS is too complex. The author wants something simple. Most implementations (eg. WebRTC) involve pulling in truck loads of C libs; it's insane. And then you want to support other clients? Good luck.