Lime announced today that it raised $523 million in debt financing, a sign that investors are feeling more optimistic about the long-term survival of shared electric scooters in a post-pandemic world. Lime must be feeling more optimistic, too, because a spokesperson confirmed that the company plans on going public sometime in 2022. Last September, Insider reported that Lime was hoping to raise up to $200 million in convertible debt from Uber and other previous investors. The scooter company was