> In this sense, the very few amateurs left today are the billionaires funding their own space agencies and whatever else they fancy. This is probably true if

> In this sense, the very few amateurs left today are the billionaires funding their own space agencies and whatever else they fancy. This is probably true if your amateur project is building a rocket to go to Mars, but not true for the vast majority of independently-pursued projects of art, craft, design and engineering.