How does it play on people who have ADHD? I've been on a single 13" for three years and I don't want to go back to two 21" again. Might go for an 15" just bec

How does it play on people who have ADHD? I've been on a single 13" for three years and I don't want to go back to two 21" again. Might go for an 15" just because of xCode, but that's it.