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Broadcast classes never went away. There are thousands of radio and television stations in the United States today that are still owned by local school districts and other quangos, and still broadcast classes and class material.

The COVID pandemic has expanded the use of broadcast classes in a number of cities, including San Diego and Las Vegas.

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Australia has done remote instruction for decades. It boggles my mind that we are not borrowing existing and proven educational technology.

https://en.wikipedia.org/wiki/School_of_the_Air

Hum... Brazil is borrowing the tried and tested ideas of education over radio and TV for remote instruction in rural areas.

At the same time, everybody is trying as hard as they can to stop needing them. That's because those techs suck. It is much easier to learn when you have any bit of interactivity, the more interactivity, the easier it is. Broadcast and postage are just not suitable.

School of the air is not broadcast radio, it is ham radio which is interactive.

We who? Anyone who has the Internet can use YouTube and Khan Academy and Zoom for a far better experience than SoA. Anyone else can use SoA.

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