Few understand more than 3 levels of nesting
Few people can understand more than 3 levels of nested "if" statements.
IfSQ Defect Indicators based on this finding:
SP-2—Nesting Too Deep
Studies have shown that few people can understand nesting of conditional statements to more than 3 levels.
Managing the Structured Techniques: Strategies for Software Development in the 1990's
- Edward Yourdon, Noam Chomsky, and Gerald M. Weinberg
- Published 1986 by Yourdon Press