If you import an MP3 into Audacity, edit it then export it as an MP3, you will lose quality twice, once in the original MP3 encoding of the imported audio, then again when you export it from Audacity
1337X displays the time, size, and name of the uploader for every music torrent on the platform. Lastly, using 1337X you can even download other torrent files like movies, anime, games, and much more