Social audio app Clubhouse reached $1 billion valuation milestone this January, and Fadia Kader, head of strategic media partnerships at Clubhouse, joined Cheddar News to talk about what its been doing to keep the drive going. "We are the category first leaders. We are 100 percent focused on social audio. It's not just a feature that we've just like bottled up and put on there. We are a medium that is 100 percent focused on community and social audio," she said.