Oh Wow! What a page! Homo ludens radiactivus [I am not surprised the spell checker doesn't like it!] It is the story of a young radio amateur growing into the hobby. Well worth reading.
Another that caught my browser's attention recently is:
A $40 Software-Defined Radio
Then there was the announcement of a 3D scanner. Could this be the origin of the 'replicator' ? Makerbot Digitizer: Desktop 3D scanner goes on sale
73 John ZS6WL