Elon Musk is seemingly taking the “efficiency” part of his new role very seriously. The Donald Trump ally, who was appointed as head of the Department of Government Efficiency, told multiple associates that he’s been sleeping at the DOGE headquarters,

There are already some signals about which government expenses could be on the chopping block for Elon Musk's DOGE.

Musk isn’t introducing a novel idea. For years, people have advocated eliminating the penny, as pennies are rarely spent as change. And since the Covid-19 pandemic, more consumers are shopping online or avoiding physical currency altogether .