FormatByte & FormatBytesPerSecond

        private string FormatByte(long bytes, int rounding)
        {
            if (bytes >= System.Math.Pow(2, 80))
                return System.Math.Round(bytes / System.Math.Pow(2, 70), rounding).ToString() + " YB"; //yettabyte
            if (bytes >= System.Math.Pow(2, 70))
                return System.Math.Round(bytes / System.Math.Pow(2, 70), rounding).ToString() + " ZB"; //zettabyte
            if (bytes >= System.Math.Pow(2, 60))
                return System.Math.Round(bytes / System.Math.Pow(2, 60), rounding).ToString() + " EB"; //exabyte
            if (bytes >= System.Math.Pow(2, 50))
                return System.Math.Round(bytes / System.Math.Pow(2, 50), rounding).ToString() + " PB"; //petabyte
            if (bytes >= System.Math.Pow(2, 40))
                return System.Math.Round(bytes / System.Math.Pow(2, 40), rounding).ToString() + " TB"; //terabyte
            if (bytes >= System.Math.Pow(2, 30))
                return System.Math.Round(bytes / System.Math.Pow(2, 30), rounding).ToString() + " GB"; //gigabyte
            if (bytes >= System.Math.Pow(2, 20))
                return System.Math.Round(bytes / System.Math.Pow(2, 20), rounding).ToString() + " MB"; //megabyte
            if (bytes >= System.Math.Pow(2, 10))
                return System.Math.Round(bytes / System.Math.Pow(2, 10), rounding).ToString() + " KB"; //kilobyte

            return bytes.ToString() + " Bytes"; //byte
        }

        private string FormatBytesPerSecond(long bytes, double secounds, int rounding)
        {
            double bytesPerSecounds = bytes / secounds;

            if (bytesPerSecounds >= System.Math.Pow(2, 80))
                return System.Math.Round(bytesPerSecounds / System.Math.Pow(2, 70), rounding).ToString() + " YB/s"; //yettabyte
            if (bytesPerSecounds >= System.Math.Pow(2, 70))
                return System.Math.Round(bytesPerSecounds / System.Math.Pow(2, 70), rounding).ToString() + " ZB/s"; //zettabyte
            if (bytesPerSecounds >= System.Math.Pow(2, 60))
                return System.Math.Round(bytesPerSecounds / System.Math.Pow(2, 60), rounding).ToString() + " EB/s"; //exabyte
            if (bytesPerSecounds >= System.Math.Pow(2, 50))
                return System.Math.Round(bytesPerSecounds / System.Math.Pow(2, 50), rounding).ToString() + " PB/s"; //petabyte
            if (bytesPerSecounds >= System.Math.Pow(2, 40))
                return System.Math.Round(bytesPerSecounds / System.Math.Pow(2, 40), rounding).ToString() + " TB/s"; //terabyte
            if (bytesPerSecounds >= System.Math.Pow(2, 30))
                return System.Math.Round(bytesPerSecounds / System.Math.Pow(2, 30), rounding).ToString() + " GB/s"; //gigabyte
            if (bytesPerSecounds >= System.Math.Pow(2, 20))
                return System.Math.Round(bytesPerSecounds / System.Math.Pow(2, 20), rounding).ToString() + " MB/s"; //megabyte

            return System.Math.Round(bytesPerSecounds / System.Math.Pow(2, 10), rounding).ToString() + " KB/s"; //kilobyte
        }