> Radar is not exactly “new” technology, to your point I wonder why airports are not equipped with one. Shouldn’t break the bank. But it does break the bank.

> Radar is not exactly “new” technology, to your point I wonder why airports are not equipped with one. Shouldn’t break the bank. But it does break the bank. Radar may not be new tech, but it is still expensive to operate. Even the US is removing radars. To be fair, the US has thousands of airports (and even more small airfields), but it has a huge area to cover. Also, the military angle is covered in the article.