You can get great support from your family in quitting. Tell everybody about your resolution. A 'team' effort may prove easier than doing it alone. Try to get other people in surroundings & stop smoking at the same time.

The foods dieters should avoid provide very few nutrients, contain little water or fiber, and are high in calories. Fat and/or sugar are what make foods calorie dense and nutrient poor. We all know which foods these are! Ice cream, hamburgers, deep dish pizza, and cake are just a few examples.

I think some mobile companies might already be working on such a model.

It is not right to use that term for poor people. However, I like the saying that if you are poor at 30, it is your fault.

If it is not going to be used as a currency, that does not mean it is useless. It can be used for investment just like stocks.