" He says there's likely going to be more, he's cleaning out some old garage somewhere but wouldn't say where. I gave him another bucket full of old cans. (I can keep trading old aluminum cans for bike parts for a long time, I've been saving aluminum cans for 30 years, there's a dozen or so 55 gallon barrels down back full of crushed cans)."
You are indeed a very rich man, but your wealth may not last long - plan for the future.