In this week's roundup, Merryn speaks with Money Distilled newsletter author John Stepek about the souring mood on America’s equity market, particularly megacap tech. 
In case you missed it (or were on holiday like John), the seven behemoths that powered a 54% surge in US stocks over two years tumbled into a collective correction Tuesday. They also discuss the latest moves in Bitcoin and Donald Trump's "gold card" plan. 

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