I visited a living legend today. He has some tremendous working skills. He makes these engines, 36 cc 4 hp boxer with starter, double magnets and real spark plugs!

DAL FS-436, Sten Dal 4 cylinder engine run.mov - YouTube

I saw one on a bench with a compressor. My jaw totally dropped and THEN is said "turn around, you have another 50 behind you".

He has a RC Super Cub with GPS controller and remote camera. He starts and then the plane takes of at a given route by itself. At the same time you watch the camera from the air field with a cup of coffee. All I can say is that the RC community has evolved a bit since I had a RC...
On the way home I started thinking of the construction of a Vanagon in perfect scale. I need to retire, need more time!