It really is ALL GOOD!  I was at this fest last year, and the no overlapping sets byusing tandem stages is simply brilliant!  this is reprinted from All Good Music Facebook Page
INITIAL 2010 LINUP ANNOUNCEMENT!!!

 Today at 9:10am
Walther Productions is excited to present the initial lineup for the 14th annual All Good Music Festival all in one place. Right here. Right now.
Once again, the festival will take place in Masontown, West Virginia from the heights of Marvin’s Mountaintop featuring over 40 bands with No Overlapping Sets allowing fans to see every set and every band on the line-up.

Here’s our initial All Good Artist Announcement:

FURTHUR
featuring PHIL LESH & BOB WEIR

Widespread Panic
Umphrey’s McGee
Yonder Mountain String Band
Dark Star Orchestra
George Clinton & Parliament Funkadelic
Lotus
Femi Kuti & the Positive Force
Railroad Earth
The New Deal
Rebelution
Perpetual Groove
Cornmeal
Fort Knox Five
The Macpodz