SD file recovery (use Recuva), RandomStreetView (fun view of the world), Google outage (resource allocation failure), powered USB hub (when needed), what does Google know about you (use takeout), social media at work (a bad idea), Certificate Authorities (what is their function), WiFi router beamforming (a great feature), Profiles in IT (Norman Abramson, father of wireless networking and AlohaNet), importance of education (in changing times), Idea of the Week (using gravity to store energy), Trivia of the Week (first emoticon), Twitter is shuttering Periscope, and SolarWinds hack is serious (massive penetration of government and corporate networks). This show originally aired on Saturday, December 19, 2020, at 9:00 AM EST on WFED (1500 AM).