 To add to the excitement, auctioneer Rob Berk pounded the gavel as Lou Czaplewski paid $25 for the right to light it.Over the years, the superstring has increased in size and the amount paid to light it has exceeded $4,000.A superstring, also known as a cracker wall, is a name commonly given to an immense bundle of firecrackers, usually numbering in the hundreds of thousands, which are often a central fixture at fireworks conventions.