[Shark24]

Back then, they could not move satellites easily so a high altitude aircraft that could fly “anywhere” was valuable. Also the side look aspect of the sensors was also needed. Today? I’m old and am sure they have lots of neat toys.

[steve8714]

I didn’t say it was a better idea, only cheaper.

[knighthawk]

Here one of such toys:

https://en.wikipedia.org/wiki/Northrop_Grumman_RQ-4_Global_Hawk