"If you continue in this vein, it will be," Charls said. "If I were you, I would start from scratch. Or if you want to repair this, start from the header. It will be painstaking work but you've already started it. It's senseless not to finish it." That was always his attitude with a lot of things. "Anyhow, you've already got the basic idea but there are a number of operations that could be further simplified and that will stop the crashing."