3 ms·
The UK's "smart motorways" project does this. https://en.wikipedia.org/wiki/Smart_motorway https://en.wikipedia.org/wiki/Smart_motorway Actually turns out they
by solar-ice 4y ago
The UK's "smart motorways" project does this. https://en.wikipedia.org/wiki/Smart_motorway https://en.wikipedia.org/wiki/Smart_motorway
Actually turns out they're a terrible idea, tbh.