The music of tUnE-yArDs is certainly experimental, but every sound that Merrill Garbus weaves into her compositions is so deliberately placed, experimental seems too nonchalant a word to classify Garbus's highly inventive, extremely successful Lo-fi, folk-infused, world-music inspired project.
At the core of The Jayhawks acclaimed alt-country is the paired talent of Gary Louris and Mark Olsen. These guys seem to have it all--impeccable guitar lines, smooth harmonies, and songwriting capabilities that could rival just about any musician (or group of musicians) around.
Sallie Ford and the Sound Outside are an up-and-coming indie outfit hailing from Portland, Oregon. Sallie Ford herself describes their sound as more rock'n'roll than anything else, though it doesn't take much effort to distinguish jazz, roots rock, and a healthy dose of rockabilly in their style.