What happened to Silicon Valley’s glittering promise to build a better world?

The ‘Tech Gods’ behind the world’s most powerful online companies wanted to change the world. They’ve certainly achieved this, but has it changed for the better?
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Every aspect of our lives and society has been altered by Silicon Valley’s antics but many feel the scope and influence of just a few powerful men has happened too fast and gone too far. Are we heading for disaster or a tech-led paradise?
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