Amazon Music will expand its ad-free offering for Prime members from 2 million songs to more than 100 million songs, the company announced on Tuesday (November 1). There is one caveat, however: Prime members can only listen on shuffle, unless they upgrade to Amazon Music Unlimited. Along with the increased access to music, Amazon announced that Prime members will also have access to a wide-selection of ad-free podcasts, plus a newly launched Podcast Previews feature that lets listeners easily test snippets of episodes to see if they like them. “When Amazon Music first launched for Prime members, we offered an ad-free catalog of 2 million songs, which was completely unique for music streaming at the time,” Steve Boom, vp of Amazon Music, said in a statement. “We continue… to bring eve...