We are contacting you regarding a past Prime Video purchase(s). The below content is no longer playable on Prime Video.
In an effort to compensate you for the inconvenience, we have applied a £5.99 Amazon Gift Card to your account. The Gift Card amount is equal to the amount you paid for the Prime Video purchase(s). To apologize for the inconvenience, we've also added an Amazon Gift Certificate of £5 to your account. Your Gift Card balance will be automatically applied to your next eligible order. You can view your balance and usage history in Your Account here:
But it can just stop playing... I have a handful of discs, still in cases, look pristine, no scratches, and yet can't be read by either my computer or DVD player. No recourse. It's a separate problem of course, but similar.
Disks can degrade or be manufactured badly. If they never play you can usually get a warranty replacement. Old disks can degrade, but I have many 20+ year old DVDs that play fine.