Austin is the Live Music Capitol in the world, and its the coolest city in the universe.
SXSW is primarily a music festival, but there has been lately a film festival associated with it that runs at the same time and in the same city, called SXSW Film. It also contains technical seminars .So to the question answer is it is all three.
SXSW began as a music festival in Austin, Texas, in 1987. The Film Conference and Interactive Festival made their debut in 1994.
Some music festivals that take place in Austin TX are the SXSW Festival, The Old Settlers Music Festival, ACL Music Festival and the Austins Wine and Music Festival.
The official South by Southwest website (sxsw.com) features a music player where you can listen to bands at this year's festival. NPR is also showcasing some of the festival's top bands. See related links for the NPR SXSW coverage.
SXSW Festival - 2006 TV was released on: USA: 14 March 2006 (limited)
The Tribeca Film Festival is held in New York City. It has been in existence since 2002 and aims to celebrate New York as a film-making center, but also to help rejuvenate the Manhattan area after the events of 9/11.
Tamworth is famous for the Country Music Festival.
Salzburg
LiveForNOW Music - 2012 New Beyonce Music SXSW and Music Battles 2-20 was released on: USA: 20 March 2013
The yearly South by Southwest (SXSW) festival occurs every March in Austin, Texas. It has three sides: music, film and interactive. Geek Spring Break refers to the interactive (new media/Internet) side of the festival, which gathers many tech savvy folk and is known to be the launch pad of many important ideas (Twitter and Foursquare gained popularity at the festival).
SXSWi, Film and most Music showcases are not free, although there are many free things to go to during SXSW.
Woodstock