It's impossible to prove the nonexistance and mentioning hearsay wouldn't be good.
The onus is on the commentator to substantiate his claims of there being a rationale.
Well, that is not true. The 'nonexistance' part. All new car phone home, and that is somewhere on the world.
Well, that is not true. The 'nonexistance' part. All new car phone home, and that is somewhere on the world.