Spotify puts publicly available lyrics behind a premium paywall in 'routine test'

Spotify is experimenting with the offerings of its Premium service. Over the last few days, several Spotify users on the free tier noticed they no longer had access to in-app lyrics. Instead, they were greeted by a notification bubble saying, "Enjoy lyrics on Spotify Premium," along with a link to sign up. Spotify says putting the in-app lyrics behind a paywall is just a part of its routine testing. "At Spotify, we routinely conduct a number of tests, some of those tests end up paving the way fo...