The amount of 360 videos on YouTube is growing exponentially every day, with the technology getting more and more accessible and affordable. 360 video launched on YouTube in March of 2015 and was introduced on Facebook in September of the same year. The next step for 360 video now is live content. The possibility to witness a concert, sports game or theater performance on your screen or even VR-Headset opens a wide range of both videography and marketing/sales dimensions. This could be the crucial stepping stone to really boost the VR industry.
You can read an interesting article about this topic at The Verge.