In 20 years your Legos will still function just fine, can be re-used, can be passed down to new kids or new owners, can be integrated in other things etc... In

In 20 years your Legos will still function just fine, can be re-used, can be passed down to new kids or new owners, can be integrated in other things etc... In 5 years this thing will be poisoning some small trash picking child in Africa somewhere.