Are small music venues being put out of business as more and more artists are discovered online?
Last week, Canadian singer Shawn Mendes replaced Justin Bieber at the top of the charts. Nothing strange about that, you might think - clean-cut teen stars are the staple diet of the music industry.
But, crucially, both artists were signed before they'd proved their ability to play in front of an audience. Bieber was discovered through his YouTube channel, while Mendes amassed 3.8 million followers on the video-sharing app Vine.
They're not alone. The Weeknd, Jessie J, 5 Seconds of Summer, Halsey and Soulja Boy all built an audience online before eager record labels snapped them (and their fanbases) up.