Be aware that it's mobile phone quality, so the sound and visuals can be a bit off sometimes!
First up, I met Polly Mackey & The Pleasure Principle:
Straight Lines spoke just after their performance at the festival:
Cate Le Bon returned to SXSW for a second time.
Steve 'Sweet Baboo' Black also played in Cate's band:
My Radio One show next week will have a two-hour special from the festival, and more from the Welsh bands plying their wares at one of the biggest conferences in the world.
Check out the BBC Introducing website for more blogging at the festival from myself and Huw Stephens.