Based on number of views, these are the top 6 most popular articles on theta360.guide in 2016.
2016 Biggest Surprises
The biggest surprise in 2016 was the strong interest in using the camera API over the USB. The community also contributed a number of great projects (1, 2) using the USB API. The other surprise was the strong interest in 360 video live streaming. I was also surprised that a big company like Sony would integrate stitching technology for the RICOH THETA video into a mainstream produce like the PlayStation VR.