Just before assuming office as the 47th president of the United States, Donald Trump introduced his meme coin – $Trump. The digital token attracted lots of attention, and a couple of days after its launch the combined value of the coins was nearly US$8.5 billion (£6.9 billion).

President Donald Trump promised crypto investors he’d usher in an era of legitimacy for an industry that’s long been relegated to the financial wilderness — dismissed by some mainstream investors as an highly speculative bet at best or an elaborate Ponzi scheme at worst.