Please explain why Roku had half a billion dollars sitting in a checking account and how we rectify that, and 119.5 billion other problems, without yet more mon

Please explain why Roku had half a billion dollars sitting in a checking account and how we rectify that, and 119.5 billion other problems, without yet more money printing that affects everyone. Move fast and break things, banking edition. Can I sign something somewhere to opt out of responsibility for these kind of things?