Yesterday they said: "The CEO refers to legislation that would restrict Bird's ability to properly compensate staff, strict dismissal rules, and differences in European and American work culture as reasons for the departure."
From his LinkedIn comments it sounds like it's the overall package:
> AI Act, financing, compensation, taxes, employment law, but just alone starting and running a company is hard. Too many disparate markets that are over regulated with no clear vision for the future while the world around us is changing. Both The Hague and Brussels enjoy being in meetings and talking more than they Get Shit Done ~