For electronics , we have these very technical um  descriptions here. A simple chip , which is the least expensive , but I have no numbers to give you ,
a regular chip , which is  like the medium porridge  the  medium expense uh
D do we have actually any concept of what the difference is between a simple chip and an advanced chip ?
Yes the difference is , with a simple chip  a simple chip will operate  oh why doesn't this scroll up ? Previous previous , okay. A simple chip is required to operate push buttons.