In solution area, ruisadi faces China for including alone the integral solution of the operating system, offer good client to support a system for Chinese user.
Even though the New York Times reports that Israeli start-up Umoove is offering a software solution to eye tracking, Apple already has patents in the area.
BRT, combining many of the reliability features of rail, was determined to be the most cost-effective solution, even though it had never been tried in a rural area.