I downloaded the (unofficial) Common Voice app [1] and it provides a link to some guidelines [2], which also aren't official but look sensible and seem like the

I downloaded the (unofficial) Common Voice app [1] and it provides a link to some guidelines [2], which also aren't official but look sensible and seem like the best there is at the moment. [1] https://f-droid.org/packages/org.commonvoice.saverio/ https://f-droid.org/packages/org.commonvoice.saverio/ [2] https://discourse.mozilla.org/t/discussion-of-new-guidelines-for-recording-validation/36465 https://discourse.mozilla.org/t/discussion-of-new-guidelines...