Trying to access the 20th element in an array of 2 elements in C, or objective C for that matter, may instead of crashing, print out a security key, or give som

Trying to access the 20th element in an array of 2 elements in C, or objective C for that matter, may instead of crashing, print out a security key, or give someone access to your credit card information. Security bugs are order of magnitude more dangerous than availability bugs. The industry is finally realizing that as we mature software engineering as a proper discipline. Human beings will write bugs, that's just a fact of life, we need to make sure the impact of those bugs is as small as possible. And the best tools we have for that, is programming languages where entire classes of bugs don't even exist anymore.