Well since TIE stands for Twin Ion Engine...

The the Acutal science link would be:

http://dawn.jpl.nasa.gov/mission/ion_engine_interactive/

That said.. an Ion Engine is probably not the best choice for a dog fight.

I'm more offended by the Grammar. Clearly "Not because OF grammar"

but then I'm old and can write cursive so..... "grumpy old man shakes fist at internet cloud?" :D