Bird brain

The e-scooter company declared most of its financial results unreliable and issued a going concern warning

Photo by Ty O'Neil via Getty Images

Like a lot of companies, Bird Global Inc. offers various payment options. One of these is “Bird Cash,” a virtual wallet that lets riders add credit to their Bird account in preset amounts, then use this balance to pay for rides. Bird prompts prepaid users to turn on an “auto reload” feature that enables the company to …