In most households, children are considered the resident IT expert by the adults. Need help programming that LED light display? Ask the 12-year-old. Did the phone update mess up all your apps? The 15-year-old can straighten that out for you. Need help setting up the the WiFi router? Just wait until the 7th grader gets home from school.
Understanding how technology works seems to come easy to almost every person under the age of 21.