Youtube could argue that it should be covered by the same laws that e.g. disallow you to make recordings in a cinema. The internet is a wonderful thing that law has not quite caught up to, because law moves slowly.
The conversion process using YTMP3 is quite straightforward and can be accomplished in a few easy steps. First, users need to copy the URL of the desired YouTube video. Once the URL is copied, it should be pasted into the text box on the YTMP3 homepage. After the URL is entered into the textbox, users simply need to click on the ‘Convert The TOS of youtube don't allow it, but you don't have to accept the TOS before watching a video at youtube, so they don't coun't. And yes, you are right, all the horror stories come from people using torrents in Germany. It's the upload that matters. And it would be illegal to sell the downloaded mp3.Illegal downloading and file sharing in Germany. By Daniel A. Lauretano, Sr., Wiesbaden Legal Assistance Office April 30, 2021. WIESBADEN, Germany—Private downloading of music, films and TVZSQKV.