Different inputs, but same brain. Sometimes you need to focus better and having other unrelated distractions around will make that hard to do.
This is also why talking on even a hands-free phone is more dangerous than talking to someone in the car. If something sudden occurs, the person with you usually will stop talking, while on the phone they probably won’t know and keep going, adding to the background noise and maybe being a factor in your ability to handle the situation.






Money can’t buy happiness, but it sure can help. Funny line, but it’s also true that much of people’s stress that filters into relationships and health is money related.