Right, so let's say Congress passes a bill that requires cloud providers to enable hard spending limits by start of February 2021, and eat any extra usage costs

Right, so let's say Congress passes a bill that requires cloud providers to enable hard spending limits by start of February 2021, and eat any extra usage costs that exceeded a set limit. What is your educated guess by when this feature would be essentially correctly implemented in AWS and GCP (essentially = negligible costs to the providers due to either false negatives (bills they eat) and false positives (PR fallout, when SomeSite gets shutdown despite not being over limit)?