I have just come across this over at engadgetHD, apparently the coatings on some Blu-Ray discs are starting to rot and are no longer playable, link below.
Blu-ray disc coatings starting to rot?
Blu-ray disc coatings starting to rot?
I have just come across this over at engadgetHD, apparently the coatings on some Blu-Ray discs are starting to rot and are no longer playable, link below.
Blu-ray disc coatings starting to rot?
I think it was just some defect in manufacture. It is very unlikely that this is an evidence of some fatal flaw in Blu-ray disc physical spec. There were reports about rotting DVDs too.
Anyway, there is nothing to worry about. We still have AnyDVD HD to backup our discs!