5. Most people can't make money at it.
4. Talking about it with people who don't do it will almost certainly result in them nodding politely and looking for a way to get away from the conversation.
3. The more you do it, the easier it gets, and the more you can accomplish in a session.
2. Doing either to excess seems to release endorphins and result in a high.
1. Both are a lot easier to do when someone else is watching the kids.