2) Both would be great, and are most likely what GF will do. However, we must always consider that an option which makes the franchise the most money will be the option they choose. If they made us buy 2 DS systems to poketransfer before, it is at least on the cards, if not probable, that they will pull another moneymaking scheme to allow us to do it again.
3) If you choose to intrepret a post which clearly sympathises with your predicament as rudeness, that's entirely your decision.
4) Your inability to access wifi may not be down to money. However, for many it is. Going wireless costs extra - I know because I've done it, and I did it primarily to benefit from the extras of the Pokemon games. I doubt I'm the only fan in the world to do that; it's all part of the clever marketing as described in my post.