Mikes back!
http://www.wired.com/wiredenterprise/2014/01/casascius-back [EDIT]
...
Now, its up the customer to fund the physical coins themselves, and things could get confusing. In addition to selling unfunded coins through the mail, Caldwell will still sell pre-funded coins when he meets with buyers in person.
He says that to make things clearer, hes going to make a new series of coins for his unfunded coin business, so buyers can tell the difference...
But things are not the same

.