> I've been looking into reliable courier services on the net.
>
> Both UPS and Pitney Bowes licensed their "reliable courier service"
> from a company called "TumbleWeed Software" (www.tumbleweed.com).
Do these companies mean anything? Are they just something you have to bribe
on the way to success, or do they serve a purpose?
> In a related development, the US Post Office is experimenting
> with their own service: "Post ECS".
Oh yea! Let's take on proxying!
> The issues aren't just scaling, there's accounting and
> confirmation ("did they pick up their message?").