Filecoin (FIL), the token associated with the decentralized file-sharing protocol of the same name from Protocol Labs, is surging. Its price has shot up 165% in the past week, and 530% in the past month. Now Filecoin has leapfrogged Chainlink (LINK) and Litecoin (LTC) as the No. 9 coin by market cap. So, what’s driving the spike?