...who/what/where/when are the goals some wish to accomplish?...maybe footsteps shed a little light
wrt Vision and technologies, (apt to include nanoparticles)


http://www.iotsmartsummitlondon.com/sponsors-...itors.html
https://tmt.knect365.com/smart-future-cities/sponsors

https://www.iotevents.org/
https://www.iot-now.com/events/

https://smartcitynews.global/events/
http://www.smartcityexpo.com/partners

....think your way


Time is short for more information,...next Friday is the 29th