PReDiToR writes "The BBC today aired its first chart rundown of downloaded music. 'The Official UK Download Chart is based on the most popular, legally downloaded tracks in the UK. It's compiled from the sale of permanently owned single track downloads and doesn't include streamed downloads, subscriptions or free downloads.' The Chart played on Radio 1, the UK's most listened to station, and will be a regular feature."
Computers are unreliable, but humans are even more unreliable.
Any system which depends on human reliability is unreliable.