The U.S. patent system makes it impossible to guarantee anything with respect to patent infringement. But how many royalty-free codecs does Xiph need to develop and deploy at scale [0-4], without anyone filing lawsuits, before people believe that success here is possible?

P.S., in case it's not clear, I've volunteered for the Xiph.Org Foundation for over a decade.

[0] https://en.wikipedia.org/wiki/Vorbis#Support

[1] https://en.wikipedia.org/wiki/List_of_hardware_and_software_...

[2] https://en.wikipedia.org/wiki/Speex#Applications

[3] https://en.wikipedia.org/wiki/Theora#Playback

[4] https://en.wikipedia.org/wiki/Opus_%28audio_codec%29#Support