'70s music revisited in varied SXSW documentaries

AUSTIN, Texas (AP) — Whether reggae, soft rock, hardcore punk or power pop, the music of the '70s is playing again at South By Southwest.Several of the many music documentaries at this year's SXSW revisit acts from the decade, a time often skipped over in pop culture history. But for that same reason, the '70s left a number of stories ripe for rediscovery or more thorough examination.Put under the documentary lens is the beloved legend Bob Marley ("Marley"), the forgotten songwriting talent

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