I mean, I'm sure we could design a fighter that would do the A-10's job better than the A-10. However what the USAF went out to do was design a plane that could

I mean, I'm sure we could design a fighter that would do the A-10's job better than the A-10. However what the USAF went out to do was design a plane that could replace the A-10, the F-18, etc. etc. all the way through and it's been a disaster from the start. IMHO, it's like an All-in-One printer. You can have a machine that sucks at a bunch of things, or does one or two things really, really well. Not both.