Live performing isn’t what it used to be, as an increasing number of large-venue artists take advantage of digital technologies, turning stage shows into feats of engineering. While Mariah Carey’s techno-glitch on Dick Clark’s New Year’s Rockin’ Eve made painfully clear how reliant artists — and audiences — are on the stream of data feeds that wind invisibly through a show, the honey-voiced singer is far from alone.

Click here for more details on lip-syncing and why it’s so prevalent at today’s live shows.

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