Free Spotify listeners can finally pick their songs. Find out what’s changing and what’s still limited. Spotify has announced one of the biggest overhauls to its free service in years, scrapping the shuffle-only restriction that long frustrated users on the ad-supported tier. The update, which is rolling out globally, will allow free listeners to play specific songs on demand, search and play tracks directly, and even tap into shared links that open straight into the chosen song. Up till now, Spotify’s free tier on mobile was heavily restricted, forcing users to shuffle playlists and limiting the number of skips per…