"This disc will self-destruct in 48 hours". You might remember this story we covered months ago about perishable DVDs, Disney seems to be the first company to announce commercial use of self-destructible discs when the pilot movie "rental" program launches this August.

Developed by Flexplay Technologies, the discs start off red, but when they are taken out of the package, exposure to oxygen turns the coating black and makes it impenetrable by a DVD laser.