Bugs are a fact of life because of sloppy practices. The experience from SQLite is instructive, after a testsuite had been written, matters improved immensely.

Bugs are a fact of life because of sloppy practices. The experience from SQLite is instructive, after a testsuite had been written, matters improved immensely. Why was the testsuite written? Because it was in the list of requirements from the client, aerospace standards demand that every possible branch is covered by a test. We choose to write bad software.