Can you mine a coin by picking it up off the ground without any other hardware, knowledge, investment and skills?

Bitcoins are carefully crafted piece of tech - tulip bulbs are also a carefully crafted piece of tech by nature - but their use value is far lower than that of Bitcoin, clearly. A tulip bulb has been around for tens of thousands of years and will probably remain the same for another few millenia at least, Bitcoin is an emerging, carefully crafted technology which may have effects as profound as the internet itself. No comparison.