The Israeli Patented Technology from 2006 uses Rubic Cube Muti Directional Bidg Data Searches to produce better quality searches. Each from different angles targets a Sector ( Cluster) in Big Data with multiple overlaps . The entrance test to become an employee of this well financed Start Up is , How many Directional Searches are possible if Big Data is the central cube in a Rubic Cube scenario. You can send your answer to stephen darori@gmail.com I am Stephen darori on Linkedin