Remove DRM laws and make copyright on all media expire after 5 or 10 years off market. Abandoned franchises should get the same treatment. Call it Sackboy's Law. See how quick Sony and EA rush to port their back catalogue.

On the topic of copyright expiration, "It's a Wonderful Life" would have been lost if the current copyright regime had been in place when it was produced:

https://en.wikipedia.org/wiki/It%27s_a_Wonderful_Life