Might be a bit late now to start telling people that maybe using software for everything wasn't a good idea.

And it's not like hardware can't get itself in to infinite loops (often with destructive results instead of just denial of service).

If you think leaking memory or handles is bad, watch what happens when a turbo starts leaking oil in to the intake tract of a diesel engine. It's exciting, as long as you're not paying for it or in the shrapnel zone.

But I want my Software-Defined-Aviation now