How to Balance Grandfathering Existing Projects and Forcing Them to Transition to New Methodologies

There's a natural tension here, right? We want credits that reflect the best current understanding of the impact of these projects. And we also want to invest in a project today without the risk that investments based on what was then the current understanding at the time the investment was made won't be denied credits. So how do you go about balancing that tension between grandfathering existing projects versus forcing projects to transition into the newer methodologies? Yeah, it's a great question and I think you've got to do both, right?