The bug is fixed in audacity 1.3.9-3. It can open .oga files. It is correct, that Audacity complains that Ogg Vorbis files normally end in .ogg on saving. According to [1] it is recommend to use .ogg for Vorbis: "Vorbis and Speex may use .oga, but it is not the prefered method of distributing these files because of backwards-compatibility issues. "
The bug is fixed in audacity 1.3.9-3. It can open .oga files. It is correct, that Audacity complains that Ogg Vorbis files normally end in .ogg on saving. According to [1] it is recommend to use .ogg for Vorbis: "Vorbis and Speex may use .oga, but it is not the prefered method of distributing these files because of backwards- compatibility issues. "
[1] http:// wiki.xiph. org/index. php/MIME_ Types_and_ File_Extensions #.ogg_- _audio. 2Fogg