A bearer bill can be negotiated by physical delivery.
Instead all trades are offset in a subsequent market thus preventing physical delivery.
The term is typically used for currency exchange companies that offer physical delivery rather than speculative trading.
For most the supply of goods will continue to require a physical delivery.
The physical delivery of power takes place on the next day.
Currently (Feb 2013) physical deliveries are most common, but this may well change in the near future.
However, the physical delivery of the metal may have been staggered over a period of months.
Most contracts have physical delivery, so for those held at the end of the last trading day, actual payments are made in each currency.
Also physical deliveries of tapes and broadcasts do not apply anymore.
With no physical delivery of the product, contracts in services cannot use Incoterms.