I just got a call from the Covad tech. They actually came out and did some tests outdoors before I arrived back. The line is down because of... and I know everybody is going to be sooooo surprised by this shocking revelation...

Spoiler space...

U......

S......

P P P P Pest.

He said they've been notified, and they usually get to it within 48 business hours. Ho hum. Maybe by Saturday, if I'm lucky. If I'm less lucky... well, Monday or Tuesday. Here's hoping.