Theres a hole in the bottom. The plug is also $999

If you pour any non-Apple proprietary liquids into the mug (i.e. poor people liquids), the cup turns green to signal to bystanders that you're less worthy of love.

Well yeah obviously apple aren't the first to come out with a hot water receptacle with an ergonomic handle, but they just do it better don't they? I'll be in the queue at midnight waiting for mine