Peter Van Valkenburgh hit the nail right on the head in his Bitcoin speech at the Hearing of the US Committee on Banking, Housing, and Urban Affairs (10/11/2018). Portuguese captions. Just 6 minutes.
We interact with Bitcoin in a completely different way we interact with regular fiat money. So if you’re new to Bitcoin you have to be careful and take some time to learn how to buy, store and make transactions.
It is recommended to start with a really small amount.