Ladybug pest?

I thought the ladybugs that try to invade homes in the fall were a minor annoyance but if they ate aphids-well we could tolerate cleaning up the dead bugs in the widow sills and occasional dessicated ones that made it into the house. I knew the windows were not leak proof but the crevices must be bigger than I thought for the ladybugs to get in. Here's an AP article that claims the asian ladybugs blemish fruit and kill/devour other beneficial insects.

I'm still having trouble with Blogger's linkfield so here's the url in case it doesn't popup.

http://hosted.ap.org/dynamic/stories/
B/BRITAIN_LADYBUG_INVASION?
SITE=WHAS&SECTION=
HOME&TEMPLATE=DEFAULT