All the beef here in the US is corn fed unless specified otherwise at more "specialty stores" (trader joes', whole foods, etc)
Taste? Well, at one time I think most here would say "good" but, for those who are now grass-fed spoiled, it's horrible.
Related side-note: I notice even grass-fed can taste different from farm to farm... I don't know if it depends on the type of grass, etc.
Come on over! Our wives can speak Tagalog all night to each other!