For 0.01 percent of this money, you could have put wi-fi on the trains, which wouldn't have reduced the duration of the journey, but would have improved its enjoyment and its usefulness far more.
Für 0,01 % dieses Geldes hätte man WiFi in den Zügen installieren können, was nicht die Dauer der Reise reduziert hätte, aber was das Vergnügen und die Nützlichkeit weit mehr verbessert hätte.