> The limitation is that there is little ability to specify behaviors, use cases, data distributions, workload profiles, etc because that would effectively brea

> The limitation is that there is little ability to specify behaviors, use cases, data distributions, workload profiles, etc because that would effectively break the abstraction and expose the internals. STL's limitation is its design. That's the real reason why STL acceptance is low (for a Standard library), not the often cited compatibility issues.