[Decentralization of mining rights is a fair, safe and reliable way of issuing, and it is also the best way to establish a stable initial block chain tree. Therefore, ICM，the initial coin mining mode is a good way.]

Decentralization of mining rights is a fair, safe and reliable way of issuing, and it is also the best way to establish a stable initial block chain tree. Therefore, ICM，the initial coin mining mode is  a good way.

Why does bitcoin have only one denomination? Is that appropriate or inappropriate?

It is good,dug to quarterbitcoin.           
I downloaded the wallet from the website quarterbitcoin.net and dug up a few of quarterbitcoin blocks.
I think,ICM,Decentralization of mining rights is a fair, safe and reliable way of issuing.Of course, Solo Mining can only be carried out in the windows system during ICM.