In January 2009, Satoshi Nakamoto provided a hint as to the motive for Bitcoin. Embedded in the genesis block was the now famous Times headline,
I have always drawn a thick black line between Bitcoin and what some might call “other cryptocurrencies.” Although not a Maximalist (I hold altcoins and see some potential in a few projects), the original inception and network effect of Bitcoin have always put it in a different class for me.
The unique mathematical properties of Bitcoin make it uniform from the first time it was used as a medium of exchange; it comes pre-marked, pre-stamped. Because it is standard in and of itself, Bitcoin became money on Bitcoin Pizza Day, when it was first used as a medium of exchange.