There is a great article about this here. And this discussion also points out the pros and cons of each solution.
Nether mysql_real_escape_string() or addslashes() prevent everything (what about xss or even xsrf?), and most importantly nether of them prevent all SQL Injection.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.