U.S. President-elect Donald Trump faced a flood of criticism throughout the weekend for launching a cryptocurrency token as the world prepared for his Monday inauguration and policies expected to benefit the industry that helped Republicans take control of the White House and Congress.

Meme coins, which often start as jokes with no real value, are volatile cryptocurrencies that can skyrocket in price if enough people are willing to buy them.

A president-elect launching a new business product is a highly unusual move, and it is a major concern for ethics watchdogs.