Slim, a union is only as good as its members desire it to be. Hence the problem in fr. Ezy pilots have more backbone - and the effectiveness of Balpa in ezy vs fr reflects that.
The point about past alleged balpa misdemeanours is irrelevant. The here and now counts. Generals usually prepare to fight the last war, it seems to me that balpa are not falling into that trap at ezy. Neither, slim, should you.