Industrial Immortal

What do you need to do before building a computer? Of course, you need to make the chip first. So, what needs to be done before making a chip? Etching machine? Lithography machine? No, no, no, Natsuki tells you, these are too low. Let's not talk about whether we can build an etching machine or a photolithography machine. Even if we build it, we can't guarantee the accuracy. Even if you don't care about accuracy, you still need a photomask! Can you draw a photomask with sufficient accuracy? You can't! Even if you can... You still need... Even if you can... You still need... You can't! ! ! .............................