Rhyolite - volcano
Volcano - Lava
Lava - Pahoehoe
My airstream has been stolen by dopers
Pahoehoe - Geiger
Geiger - Counter
Counter - Calculator
Calculator - Slide Rule
My airstream has been stolen by dopers
engineer - programmer
The Great Kazoo's Feedback
"when you're happy you enjoy the melody but, when you're broken you understand the lyrics".
Programmer - keyboard