public bool GreaterThan(EstimatedTime estimatedTime) =>
 EstimationInSeconds > estimatedTime.EstimationInSeconds;
 public bool GreaterThanOrEqual(EstimatedTime estimatedTime) =>
 EstimationInSeconds >= estimatedTime.EstimationInSeconds;
 public bool LessThan(EstimatedTime estimatedTime) =>
 EstimationInSeconds < estimatedTime.EstimationInSeconds;
 public bool LessThanOrEqual(EstimatedTime estimatedTime) =>
 EstimationInSeconds <= estimatedTime.EstimationInSeconds;