I'm hoping I can convince you to expand on what you mean by > Heterogeneous Environments
and how a Stackless Nim would > break ... implicit copy forever The former is well over my head, I do hope you can explain what sort of heterogeneity and uncertainty you mean The latter I'm thinking is a reference to the work being done on CPS. Can you elaborate how that breaks the let/var distinction? I'm not super familiar with the CPS transform, but I don't immediately see why it must break anything inherently.
