Yoga seems to be moving into the public eye much more these days. From breakfast-cereal ads to Oprah, we are seeing subtle appearances of yoga in the media. This has sparked a debate about how good or bad this commercialization for yoga. Here are some thoughts---and an invitation to share your opinion as well. References to yoga are popping up in more and more places everyday. This is a sign of how the times are changing. Today, advertising for everything from breakfast cereal, to vitamin supplements, to a yoga-clothing line from sneaker giant Nike is pushing yoga to a new audience.…