Many people like to take something they're good at and push it to it's absolute limit. For some it's Starcraft, DOTA or League. For some its parenting. For some

Many people like to take something they're good at and push it to it's absolute limit. For some it's Starcraft, DOTA or League. For some its parenting. For some its wall climbing. For some it's an open source project. For some its their day job. In that last category, some are software engineers.