Certainly is, provided you are not one of the craft unions looking to keep a foothold in an industry you care nothing about.
From the ACTU point of view it may simply be a matter of supporting one of their major benefactors.
It all depends on your point of view but as a LAME I know what I believe should happen.
Craft unions represent the AME's and those who certify are represented by the ALAEA.
Lets see what the courts say.