Open sourcing a software you have no intention to maintain is definitely better than keeping it closed source and preventing its distribution. If copyright laws

Open sourcing a software you have no intention to maintain is definitely better than keeping it closed source and preventing its distribution. If copyright laws weren't so screwed up a law / regulation could have been made mandating that all software / code that is no longer being maintained should be automatically open sourced (or become automatically open source after 20-25 years).