This thread has been silent too long.
Bump!
How long have you been gone?
Did you see my "Game of a Lifetime"?
Search: Kids don't try this at home
I like this idea since it also addresses the problems associated with over population.
Not only will money kill you it prevents births via sterilization. Win-win.
Texas has 172 million acres, roughly 200x200 feet square.
There are 8 billion humans right now. That means 47,000 people living on each acre in Texas.
Conclusion:
you failed math
Some lucky person could become the lead seller of lead pouches. you would be unable to carry such coins in pockets, therefore the release of lead lined wallets.