Failing systems cost money! Everybody knows that! But do they know how much money it costs? We can calculate how much money it costs to solve the problem in production; and that is a lot more then when the fault (defect at that moment in time) was solved in an earlier phase (see Boehm from [...]

Do you know what Insanity means? As Einstein once said it’s “Doing the same thing over and over again and expecting different results”.  I already said this in an earlier post, but it also fits here perfectly. And we’re being insane in IT quality today. Every year, money is thrown away by implementing bad software. [...]

I’m writing this again as a response to Andréas’ post (who wrote this as a response to mine). As I’ve been looking at the ROI of testing the last few weeks I found out that the most used numbers are still based on the initial study of Boehm from 1979. He calculated the cost of [...]