Bitcoin is soaring to fresh highs, but is it another mug’s game? | Business

When a Game of Thrones star asks Twitter whether or not to buy bitcoin, and analysts attach astronomical prices to the digital currency, you know that the craze of 2017 has returned.

On Monday, as the price of bitcoin climbed towards its all-time high, Maisie Williams, who plays Arya Stark in the hit TV series, asked her 2.7 million followers: “Should I go long on bitcoin?” Most said “no” but a day later she said that she had bought some anyway.

On Thursday, Davy, the Irish broker, predicted that one bitcoin would be worth somewhere between $200,000 and $600,000 by 2040.

Days earlier, a leaked report from Citigroup, the American bank, suggested that bitcoin would hit $318,000 by the end of next year.

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