when it's a necessity that people have to rely on

Which snail mail letters haven't been for decades, making your objections hypothetical at best.

Everything that a snail mail letter can do, there's a better and easier alternative. It's the horse and buggy of correspondence.

the service has to be profitable: it doesn't. Government services don't have to be profitable

THAT you're right about, at least.

So yes, as the lady said, the world is watching for sure.

And the reactions of those of us not stuck in the distant past range from celebration that this antediluvian system is finally considered obsolete to a complete lack of interest in whether or not something utterly superfluous that nobody has needed for decades will continue to be done.