Hard to say, but it forced Walt to use other methods like using phenylamine as a pre-cursor, which was a lot harder to come by. To get that you will need to hav

Hard to say, but it forced Walt to use other methods like using phenylamine as a pre-cursor, which was a lot harder to come by. To get that you will need to have contact with some big corp and rob a train or something so barrier of entry is much higher.