We're Stuck With the F-35 and That Might Not Be a Bad Thing Anymore

https://foxtrotalpha.jalopnik.com/were-stuck-with-the-f-35-and-that-might-not-be-a-bad-th [login to see] /amp
Would we have been better off upgrading older planes with new avionics and airframe modifications or was the purchase of the F-35’s a good idea?