Response for Innovations for the Developing World

          One point that the author mentions is Sling shot that is Kamen’s water-cleaning machine could grow developing countries. This is suitable for these countries because it’s not complicated and efficient. First, people in poor countries are likely to drink dirty water, and they catch disease. However, Slingshot make them stay healthy to get clean and safe water. In addition, it could provide them business opportunity. As using example of Grameen Phone, people are supplied loans to use Slingshot, and they can earn by selling clean water; therefore, their stand of living could be higher. Lastly, using slingshot is reasonable compare to setting up big water system because everyone can use it easily, and only dirty water is needed to extract. In conclusion, it is useful for developing countries to utilize Slingshot because of health, business opportunity and reasonableness; thus, they should accept Kamen’s invention.