The difficult with Bitcoin is the massive gap between the Satoshi and one Bitcoin, and one can only assume that Satoshi's vision was for Bitcoin to achieve such a stratified value, that the Saroshi became the practical unit of exchange.
Satoshi wasn't the one to come up with the idea to name the smallest unit of Bitcoin after its creator, it was ribuck's idea:
https://bitcointalk.org/index.php?topic=407442.msg4415850#msg4415850