Or it could be both - hard to say since the 8TA rep is mum on the matter.The OP does also state
which leads me to believe it's the SIMs and not the RICA-ing process.
Anyways, this is semantics. First you've gotta convince an iStore to give you an unRICA-ed SIM...
I'm on 37mb now - if I get to naught and they haven't made a plan for those of us who don't have access to the iStore I'm going to have to make the move.