Why do people talk in satoshi how much is a satoshi worth? What are satoshi is it a unit?
Yes satoshi is a unit, the lowest amount of 1 bitcoin. satoshi is currently the smallest unit of the bitcoin currency recorded on the block chain. 1 satoshi = 0.00000001 BTC
As said its the lowest unit in bitcoin generating a value that is equal to 0.000003934 USD, but a important info behind this is name is the person Satoshi.