With so many music groups in Austin for SXSW it is easy for any of them to get drowned out by all the noise, but luckily for World Music artists, their foreign musical stylings give them a uniqueness that audiences tend to stop and pay attention to.
The language barrier doesn't seem to matter
Many world groups sing in English in order to tap into the English-speaking market, but there is still a healthy demand for music sung in foreign languages.