That's a pretty weak example to argue that their code quality is poor. They didn't bother to set up a for loop, for only 8 iterations. Their version is still

That's a pretty weak example to argue that their code quality is poor. They didn't bother to set up a for loop, for only 8 iterations. Their version is still perfectly legible, and you don't have to worry as much about shell argument expansion, which nobody really understands fully.