Talking on the phone in public is always awkward. Even if you are wearing headphones, and talking as quietly as you can, you never know who might be listening to your conversation, and how private it really is. Besides, it can be considered pretty inconsiderate to talk in places where your conversation might disturb other people, like in a restaurant for example. If you are talking loudly on the phone while other people are trying to enjoy their meal, don't be surprised if someone decides to ap…