Why 90% of YouTube to MP3 Tools Give You 128kbps When You Asked for 320

I Tested 8 YouTube to MP3 Tools. 7 Lied About the Bitrate. You click "320kbps" on a YouTube to MP3 site. You wait. The download finishes. You play the file in VLC. The bitrate? 128kbps. You weren't exactly lied to — you were just handed a download from a tool that doesn't understand how YouTube serves audio in the first place. I figured this out the hard way while building an audio extraction tool. Took me a week of debugging before I realized the problem isn't the output bitrate — it's how YouT