The people who made this trailer lost their jobs yesterday, and the reason comes down to a loan payment. When a Saudi-led group bought EA this summer for $55 billion, they borrowed about $20 billion to do it and put that debt on EA's books. Jason Schreier pegged the interest at around $1.8 billion a year. That works out to roughly $5 million a day, whether or not EA ships anything. The entire Mass Effect team was about 50 people. Even if you pay all of them well, that's something like $10…