The senior author, Alex Smola, is the director of AWS (and is a big deal: https://alex.smola.org/ https://alex.smola.org/), which helps explain the choice of Ap

The senior author, Alex Smola, is the director of AWS (and is a big deal: https://alex.smola.org/ https://alex.smola.org/), which helps explain the choice of Apache MXNet. That said, the authors write that "even if you use other deep learning frameworks in your research or work, we hope that these codes will help you better understand deep learning algorithms."