We want the audio quality to reflect the audio quality a speech-to-text engine will see in the wild. Thus, we want variety. This teaches the speech-to-text engine to handle various situations—background talking, car noise, fan noise—without errors.
Yma hwans dhyn kwalita an son dhe dhastewynnya an kwalita a wra jynn kows-dhe-dekst gweles y'n gwylvos. Ytho, yma hwans dhyn a eghennow divers. Hemm a dhysk dhe'n jynn kows-dhe-dekst handla studhyow dyffrans—kowsel kilva, tros kerri, tros gwynsellow—heb gwallow.