For several years now, Wube has been careful to very clearly announce upcoming changes that might break mods : https://forums.factorio.com/viewtopic.php?f=34&t

For several years now, Wube has been careful to very clearly announce upcoming changes that might break mods : https://forums.factorio.com/viewtopic.php?f=34&t=70603 https://forums.factorio.com/viewtopic.php?f=34&t=70603