While buying fully digital copies of games we already own is less than appealing, if Sony can implement something like the abandoned UMD-to-PSP Go "good will" plan, then there may be benefits for all.

ENGADGET

After speaking with several companies it seems like everyone is in wait-and-see mode right now, they'd like to see what the market penetration of the PSP is first, whether the demand is there for UMD movies, and of course whether Sony is going to add support UMD drives to set-top boxes or the PlayStation 3.

ENGADGET: blogger-avatar

The bold Sony-of-Tomorrow, though, might dispense with UMD altogether and use that precious real estate for a hard drive.

ENGADGET: Switched On: Stuck in the Middle with UMD

The 3-inch DVD is a bit larger than a UMD with shell but significantly thinner.

ENGADGET: Switched On: Stuck in the Middle with UMD