If you're calculating time that a task took by subtracting two UTC datetimes instead of just using a monotonic timer or at least unix timestamps, you're doing it wrong either way
If you're calculating time that a task took by subtracting two UTC datetimes instead of just using a monotonic timer or at least unix timestamps, you're doing it wrong either way
If systems are not ready, then there is plenty of room of systems doing it the wrong way.