I always read about how our QWERTY typewriters were designed to deliberately 'slow' you down. I even taught this to my classes of elementary and middle school students.
Do elementary teachers have a quota of old wives tales and myths to impart to their students? QWERTY typewriters were designed to avoid mechanical jams resulting from commonly used keys being too close together.
I pulled out my Mavis Beacon Teaches Typing manual (in the days when they came with paper manuals) to compare the results of these 5th graders with the Dvorak keyboard. I was stunned, as they matched almost perfectly.
You were stunned to learn that a layout based on statistical frequencies of English letters closely matched a statistical sampling of English letters?
If young children without a bias come up with the same result, there is a rightness and a logic to it.
Ha!
Your wife will be calling to make sure you remembered to pick everybody up.
One good reason why computers can do more work than people is that they never have to stop and answer the phone.