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When radar chips became sparse, Tesla suddenly stopped using radar in their cars, citing the difficulty of merging the logic of video based logic with data from a radar feed. Over the course of a few months they were able to replace much of the auto-pilot functions with video based environmental awareness. Now they are dropping the ultrasound sonar sensors that are used to locate nearby obstructions, including pedestrians. It looks like they are citing cost savings.

I find this change to be odd since it comes at a time when most car manufacturers are improving their ability to detect and avoid accidents by using more sensors and AI.

The link below has a video that shows that there are some really big blind spots in the car's camera field of vision. Most alarming is that there are areas in front of the car that would not see a child playing.

Tesla saves an estimated $114 per car by removing USS

The 2023 Toyota Corolla lineup have been redesigned with new engines and a new AWD option for the Corolla Hybrid. Final specs are out.

The 2023 Corolla Sedan
2023 Toyota Corolla Sedan Revs Up Power, Safety, Tech and Value - Toyota USA Newsroom
Features: Higher power but better gas mileage. The 2.0L power jumps up 22% for 169hp over the 2022 1.8L 139hp. Gas mileage goes up to 32 city/41 highway/35 EPA combined versus the 2022 30 city/38 highway/33 EPA combined (6% EPA combined jump).

The 2023 Corolla Hybrid
Toyota Boosts 2023 Corolla Hybrid with All-New Infrared Edition, New Grades and Available AWD - Toyota USA Newsroom
Features: Available AWD. More power but lower gas mileage. The new hybrid system jumps from 121hp to 134hp (11% hop) and...