We ought to think twice about eating stuff that germs won't eat (I make exceptions for honey and alcohol). :D
But trans fats do occur naturally, mostly in dairy and meat. Don't think the government can save you from those.
and they do nothing good for us.
Sure they do. They make some foods taste better. Oreo's used to be good, and now they're not because they removed the trans fat. They also prevent fat from turning rancid. When fats turn rancid, free radicals form. Consuming free radicals should be of concern; trans fats, not so much.
Just a few Degrees Temp and one or two Chemical bonds away from becoming...
PLASTIC!!!