Sci-Tech videos: Robots opening a door, following a jogger, and transporting people by air

** This new Boston Dynamics video of a robot opening a door is getting a lot of views:

** Perhaps Boston Dynamics will one day offer 4-legged robot pets to follow you around the way Skydio‘s drones can hover above you: Drones that dodge obstacles without guidance can pursue you like paparazzi – MIT Technology Review

** The latest update from EHANG of China on the EHANG 184, an autonomously-piloted electric air taxi for short trips for 1 to 2 persons, reports that they are now flying people on test flights: