Last week I've been to a meeting in Berlin. My outbound journey was on 16 April -- one day after the UK airspace closed for IFR and the day when the German airports closed due to the ash cloud coming from Eyjafjallajökull's eruption. It took me a mere 24 hours pure travel time from Durham to Berlin: train, bus, ferry, taxi, hitchhike, train, taxi, train. I wished I had already finished the plane that I haven't really started yet: With the RV-8 it would have been a short hop, VFR below the ash cloud. Well, one more motivation to build ...