South by Southwest is in its 28th year, with its music festival starting Wednesday and featuring more than 2,200 bands from 62 countries.

But there were dark clouds last year. A driver plowed into a late-night crowd of fans, killing four and injuring two dozen others. Add that to the perennial complaints about too much corporate branding — like last year’s Doritos stage — and large, drunken crowds. People are asking: Can SXSW reclaim its soul? At the audio link, hear SXSW co-founder and managing director Roland Swenson talk about the festival’s growth and new security detail.

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