Archives: March 2021

Having Fun with Green Screen in Zoom

In a former life, in the late 1970s and early 1980s, I operated an audio-visual production company, As a result of that experience, I have been fascinated by the possibilities of using “green screen” technology (sometimes referred to as chroma key compositing) to achieve a composite video or photo. This technology makes it possible to

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World Pandemic Declared 1 Year Ago Today

On March 11, 2020, the World Health Organization declared that Covid-19 coronavirus had reached world pandemic levels. Soon every thing in the United States was shut down. Two days before that I drove out to Fairport Harbor in Lake County to give an in-person presentation entitled “Where’s Otto: How the Internet Helped Track Down 10

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