TimeSpanExtension public sealed class TimeSpanExtension Provides access to extension methods over instances of TimeSpan. Documentation public static TimeSpan Scale(TimeSpan span, double scalar) public static TimeSpan Sum(IEnumerable<TimeSpan> spans) public static string ToReadableString(TimeSpan span) Converts a time-span to a human readable string. E.g. "1 day, 2 hours, 3 minutes, 4 seconds"