Long ago, in a galaxy far, far away…
There was a guy who spent 10,000 bitcoin on two pizzas.
People thought he was crazy to do that. But it’s seen as the first time bitcoin was exchanged for physical goods.
We do it because no one can stop us.
Discussion
What now? 10000 BTC that’s a whole lot of money. Why is Bitcoin so much more expensive now?
?cid=2154d3d7dc80ek79en0rs9bksmknljgopvu0y3z2btwfognu&ep=v1_gifs_search&rid=giphy.gif&ct=g
Look up the halving. Fixed supply, cut in half every four years until there is no more that can be mined. 
No one? All ships can sink.
Those of us who arrived late thank you all for getting the party started & keeping the party going.