It costs virtually nothing to make one more.
All the costs of chipmaking are at the front end.
In memory, although improvements are always coming along, once its designed, the only major coasts associated with manufacture are the hot receptionist.
So the only gamble is if there will be a market. Building a foundry from scratch will give them the market edge. The market is already very strong.
We already see flash media as the Videotape Replacement of choice for Electronic News Gathering andt Electronic Film Production (see www.RED.com .)
As the hard drive crosses the TeraByte Capacity range, smaller, more rugged flash drives are filling in the aquisition market.
Brave Seagate... Now try to keep the bean counters from spoiling the soup.
Paris cause she would be so cute as the hot receprionist.