Clusters are good in any field because they boost productivity and innovation, and cluster policy seeks to reduce constraints and encourage externalities to raise the productivity of competition.
Flying at roughly 30, 000 feet, the craft would climb sharply just as it released the rocket, which would use a cluster of four or five engines to boost itself into orbit.
And we gave them a boost with a contract from the Small Business Administration so they can counsel the small businesses that spring from this cluster on things like patents and exporting, and getting these revolutionary products to market faster.