Blown to Bits (Chapter 3) 

This chapter was about our security and privacy . 

It gave a lot of examples of how to be more careful of what we list or send to a friend or someone. 

One example talked about how an email can lead to people stealing your money from your bank account. This happens a lot and we shouldn't be replying to these emails or messages. It explained how there are many ways this can be prevented.

It explained the differences between something written on paper and something written in an electronic document. It says how they have the same purpose but are used differently, for example the written document on paper can be read in the bathtub and and electronic document not really but can be easily changed from place to place or revised. 

It also talked about digital cameras and megapixels and how they work. It shows examples of images the show the difference between good quality and images where you can tell the pixels even more . Shows how it works and how it has changed during time.