yes, but having each company start their own chain[...]
The future of satoshi's proof-of-work technology is a chain marketplace. Multiple chains will exist for different purposes (bitcoin, BitDNS, BitX). Multiple chains will exist in the same competitive space (bitcoins, jgarzik-coins).
Anyone interested in starting a chain for commodities trading? (corn, soybeans, etc..). What would be REALLY interesting is a chain for trading real-time 5-minute LMP electricity price futures.