
Sigma Signals
Week of January 9, 2023 “Stair-Climbing Wheelchairs, Closed-Caption Glasses: Assistive Tech Gains at CES in Las Vegas” reads the headline in the Wall Street Journal article of January 6, 2023. With the Fed fighting inflation, and the Russians attacking the Ukrainians, it is easy to lose sight of developments that cumulate to advance the cause … Continued




