Well look.....I'm an end game player (I guess) and for me, I agreed with pretty much everything you wrote. I, like you, believe that it's another negative way to eek out more money. You don't have the currency, you spend crystals, you don't have crystals, you spend money.
However, this exact topic came up a few days ago:
What’s the deal with raid store changes?? | EA Forums - 13310211
Some players pointed out that they liked the store changes. It saves time and is easier manage. As this is the case, I don't see why alternating between the 2 formats during the day wouldn't keep both camps happy.