Copyleft Terms May Become Unenforceable in 11 Countries under CPTPP

The Comprehensive and Progressive Agreement for Trans Pacific Partnership (CPTPP) is an enormous (roughly 6,000-page) treaty between Australia, Brunei, Canada, Chile, Japan, Malaysia, Mexico, New Zealand, Peru, Singapore and Vietnam that was signed in Chile on March 8, 2018. So far, only Mexico and Japan have ratified it. CPTPP is almost identical to the original TPP, which included those 11 countries plus the United States.

Do I Have to Use a Free/Open Source License?

Open source? Proprietary? What license should I use to release my software? A few weeks ago I ran into a neighbor, whom I'll call Leo, while he was out taking his dogs to the park. Leo stopped me to ask about some software he's developing. "Hey, you do open source stuff for companies, right?" Leo asked. "Yeah, that's my freelance business. Do you need some help with something?"