Yet, its whiz-kid founder, Evan Spiegel, was 2017's highest-paid CEO, taking home $504 million (£327 million).

Still, Wall Street was bullish on the company and Spiegel.

According to a new report, Spiegel made two mistakes in the redesign debacle: He started stealing other people’s ideas and he didn’t take the input of his colleagues.

Each category would be sorted by an algorithm rather than Snapchat’s existing chronological feed.

When he got back to Snap’s California office, Mr. Spiegel ordered his design teams to make the changes—with little discussion of his reasoning...

The Information has learned that Snap’s early user testing of the redesign showed mixed results.

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