I don’t know if that would have helped here, if memory serves me right: 1. The copy was needed initially 2. This structure wasn’t as heavy back then … over ti

I don’t know if that would have helped here, if memory serves me right: 1. The copy was needed initially 2. This structure wasn’t as heavy back then … over time the code evolved so it became heavy and the copy became unnecessary. That’s harder to find without profiling to guide things