Can we talk about this amazing gradual migration plan with code that can coexist at the bytecode level across a major version change? This is a real feat of en

Can we talk about this amazing gradual migration plan with code that can coexist at the bytecode level across a major version change? This is a real feat of engineering, and likely to make migration actually happen and be fast and easy. Compared to other 2 to 3 version changes, this is amazing.