I think your timeline is accurate for the beginnings of solid revenue generation, end of 2018/beginning of 2019.
The PPS should have significant upside leading up to revs with a real deal closing, approval of the financing, new big-time hires, buzz rising with beta testing of Sayphr, and more investors from IR/PR efforts.
If they confirm this PILOT PROJECT WITH A WELL ESTABLISHED TECH FIRM IN THE SAN FRAN BAY AREA...
BOOM.