Funny...

https://www.youtube.com/watch?v=3bRt0mureuM

https://www.youtube.com/shorts/iyr_DzMkIew

https://www.youtube.com/shorts/54KmeePHkA0

Is that the material science?!

https://www.youtube.com/shorts/5X1lwG7LIUo

You go to Elon Musk......

Like every amine sale you ever seen the accessory near by the commercial sale? Every kinds of the TV Japanese amine? They have those bags, cups, pen box, or plastic of some kind? All those are you called it the product development center. A lot of the Corporation formats, they have all those.

But when you.....heavily have to emphasize on just the material science ~~

You probably meant a lot more durable in the practical application too.