Hey Rams,
I have played BJ for two years, all 6 deck and 8 deck.
Recently I took a trip to two casinos where they deal 2 deck, and I can say that going from all shoe to hand dealt is tough at the beginning.
In addition to counting, I had to learn how to play these rules! (tuck your cards under your chips to stay, flipping to double and such), but you get used to it.
I just count the cards as I saw them and it worked out