(*15*) reason so many smartphone apps are blue – and why Facebook is changing its colours after 15 years

Blue was once the sector's costliest colour.
Blue was once the world's most expensive colour.

Original articleOriginal article
Author: The Telegraph

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The Telegraph has recently written 8 articles on similar topics including :
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  2. "Social media firms will be banned from promoting self-harm or suicide content to children under a legally-enforced code of conduct to prevent a repeat of the death of Molly Russell". (April 5, 2019)
  3. "At only 34 years old, John Hegeman is arguably the world’s most powerful editor". (April 6, 2019)
  4. "Facebook has thrown down the gauntlet to Amazon by announcing a raft of new shopping features for WhatsApp, Instagram and its own online Marketplace". (April 30, 2019)
  5. "Has a company treated you unfairly?". (July 12, 2019)
  6. "The amount Brits are using Facebook has plunged by more than a third over the past 12 months, new research indicates, in sharp contrast to the company’s official statistics". (July 6, 2019)
  7. "Social media firms will be placed under a new statutory duty of care, and will be fined, prosecuted or could even be barred from operating in the UK if they fail to protect their users from online harms, The Daily Telegraph can reveal". (March 9, 2019)
  8. "Both Christine Lagarde and George Osborne were considered to head up Facebook's global affairs and communications team before the social network settled on Nick Clegg, The Daily Telegraph understands". (July 4, 2019)
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