[fiso64]

This doesn't explain why this has started happening in the last 40 years for media types that have existed for far longer than that. Even movies have been around for long enough to build up a large catalogue and for investors to catch on, so why didn't we start seeing a rise in remakes and sequels until recently?

[btbuildem]

When did the US get off the gold standard, early 70's?

Maybe the infinite supply of money has something to do with these changes.