The large memory of 64-bit will be nice for database applications, but the apps that currently run on Linux don't need 64-bit.

IBM's integrated Unix/Linux strategy, which can support both simple and complex workloads, is designed to help customers make customer's choices the right one.

It's not as bad as when there were a hundred different companies selling Unix. There are maybe six or eight Linux distributors we all know about. But given the size of the market, even though it's growing quickly, it's not clear that they will all exist three or four years from now.