And this post is just ignorance. The SR-71 was a incredibly limited run, extremely expensive, designed to do a VERY specific mission. The F-35 is designed to

And this post is just ignorance. The SR-71 was a incredibly limited run, extremely expensive, designed to do a VERY specific mission. The F-35 is designed to do multiple missions, mass manufacturable, exportable to allied countries, and is a general purpose fighter. Comparing them is pure ignorance.