Bradley’s Almanac has Sebadoh Live at the Paradise:
Overall, great set, nice and long, and not super-tight… but if it was, it wouldn’t have been Sebadoh. Nice to see a few post-Eric songs make it into the setlist (just as Dino Jr. has been doing with a few after-Lou songs). Won’t surprise you to hear my [...]

Another fantastic mp3 blog and podcast which has have been lamely late in recommending (this post has sat in draft mode for over six months now) is Aquarium Drunkard.
As the name suggests it is heavily influenced by “alt. country” artists, but with a pretty eclectic mix of classic and indie.

The podcasts are sometimes themed, sometimes [...]

Via Retro Music Snob, I discovered these wonderful posts on Pop Headwound:

Wilco - Rare Tracks, Vol 1.
Wilco - Rare Tracks, Vol 2.

Not only are the tracks great, but PH provides a nice little explication of each track, with source and often links for more info.
These tracks should help hold you over until Sky Blue Sky [...]