Well, this is worrying.
“If the appellate court upholds that decision, which endorsed database maker Neo4j's right to amend the GNU Affero General Public License, version 3, governing the use of its software with new binding terms, current assumptions about the enforceability of copyleft licenses will no longer apply.”
https://www.theregister.com/2025/02/27/adverse_appeals_court_ruling_could/