Even if it is true OP feels unfulfilled, they are trying to rationalise what their difference is. I celebrate this. It is absolutely better than to make people question whether or not their social contribution is worthy.
Software does change lives, and building the social awareness of this implication is important. Chastising those who mention social implications in their software pitches doesn't help to make consideration of social impact a normal part of software development.
It didn't really hit the mark - but working with Blockly was a great experience nonetheless