[pandaman]

> What's the point of educating people and equipping them with everything they need to be successful in the US, advance the US (including creating lots of jobs) and then deporting them right after?

Making money for the schools where they go? Foreign student, studying in the US, come here on an F visa, and to obtain such a visa one has to prove that he or she has such strong ties to the home country that they cannot possibly stay in the US after graduation and need to quickly come back and use the education at home.