In order to do this, the proposed system would include so-called "fast track flags" included in block headers. Nodes, per Mastercard, would be able to use those flags to scan over the blockchain's contents more quickly
Source: https://www.coindesk.com/mastercard-seeks-patent-fast-track-blockchain-navigation/
Comments:
If the master card find out the solution to fast track blockchain the benification would be awesone if we think that how much master card had been prevailed all over the world.
Let's keep looking on it.