OrangeSurf on Nostr: Before bitcoin core v0.7.0 the default transaction selection algorithm was to pack ...

Before bitcoin core v0.7.0 the default transaction selection algorithm was to pack transactions sorted by transaction priority, where priority was equal to the coin age (in blocks) multiplied by the spent value, divided by the transaction size.

The default policy also set a minimum transaction fee that increased as the space in blocks grew closer to the blocksize limit.