If you are asking questions like this it is better not to make a cryptocurrency yourself. There are enough shit & scamcoins around.
Why should he not? 4000 failed why not 4001? If he wants to do it, he should have to freedom to make it or fail it's his freedom!
Ofcoarse he has the freedom to do it, but all I do is tell him that most people are not waiting for another crappy coin.