public abstract void Add(TimePoint point);
public override void AddUtcNow(string name) { Add(TimePoint.UtcNow(name)); }
public override void Add(TimePoint point) { }
public override void Add(TimePoint timestamp) { _timepoints.Add(timestamp); }
public SingleTimePoints(TimePoint _) { _start = new[] { new TimePoint("-", DateTimeOffset.UtcNow, -1) }; }