Hungry after all that online shopping? If you live in the Seattle area, you won't even need to leave Amazon.com to order food straight to your door. The e-commerce giant quietly launched the still-unnamed service in Seattle last weekend during the Thanksgiving holiday lull, and while it's not perfect, the service could eventually be promising:Nonetheless, just over 100 partner restaurants are signed on; delivery ranges vary, as expected, by location in the city.