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.

As Trump becomes the 47th president, his entry into the cryptocurrency space through meme tokens marks an unprecedented intersection of power and digital assets.

Official Trump and Melania meme coins embarked on a massive rally this weekend before plunging. Here's what to know about the President's crypto.