Originally Posted by
Often1
I have no question but that one of the long-term purposes of PE on all three legacy carriers is to have it be an upgrade vehicle to protect the premium products whatever carriers want to call them, e.g. Polaris, D1, F or J).
This is what BA does. At least there, it has the effect of making upgrades with miles to Club World easier, provided you are willing to buy PE. It is like always having discount J available.