I mean mutex locking... waiting... how does std::scoped_ptr solve anything? 3. and 4. Do not work if you need low latency. Cache misses or mutex-locks is the

I mean mutex locking... waiting... how does std::scoped_ptr solve anything? 3. and 4. Do not work if you need low latency. Cache misses or mutex-locks is the choice, there are many concurrent data types that do not lock but that instead copy data.