Before Snapchat Stories, before YouTube, in the dial-up era of the 90s, there were a select few who were experimenting with streaming video and interactive media on the web. The most prominent and notorious of these pioneers was Pseudo.com. Dennis Adamo was one of the co-founders of Pseudo.com.
You can learn more about Dennis' VR startup here: Spaceoutvr.com
The articles about Josh Harris and Pseudo that I mention are here and here.
And the documentary on Harris called We Live in Public is on iTunes.