While there may not have been a cohesive theme to this year’s SXSW Interactive Conference in the way Location Based Services seemed to dominate SXSWi 2010, it’s important to note that many of these location-oriented apps and services are still around and flourishing. I took the opportunity to reach out to Sam Altman, founder of Loopt, and pick his brain about how things have changed for his company since we last spoke in 2010. Video below.