Chip Geek provides some notes from an afternoon session at the Microprocessor Forum. In it, they discuss Motorola's future role with respect to the G5:
The accuracy of this information is unclear, but confirms what many have suspected.
Apparently, Motorola may cede the Apple market to IBM and make the G5 an embedded chip. Although the G5 should sport a 10-stage pipeline, contain copper interconnects and SOI, operate at 1.6GHz, and contain an on-chip memory controller, the chip will probably not be competitive with other offerings.
The accuracy of this information is unclear, but confirms what many have suspected.