Found in 2 comments on Hacker News
enonevets · 2022-01-05
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This was a good read -
Losing the Signal: The Untold Story Behind the Extraordinary Rise and Spectacular Fall of BlackBerry
https://www.amazon.com/Losing-Signal-Extraordinary-Spectacul...
There's also an entertaining movie based on this book, a rare business film that is more about failure than success.