Yeah, with Codec 2 setting the gold standard, I don't find this very impressive. I find this more intelligible at one-third of the Lyra bitrate:

http://www.rowetel.com/downloads/codec2/hts2a_1300.wav

Codec 2 does a better job of isolating the parts of sound which are most necessary to intelligible speech, without necessarily caring too much about preserving the original qualities of the speaker's voice or environment.

Fun fact: Codec 2 can be used to transmit voice over IRC:

https://github.com/asiekierka/voirc