Reminds me of TinTins letter to KT.
Surely even the biggest Koolaid drinkers can see it the State jumper with Ports colours, just own it don't come up with some bullshit story.
I've always seen it as a ripoff of the Big V jumper. Don't actually mind it, because if we're the team for all South Australians, Port is then the team for all South Australians to hate.