1. Stock market game designed for kids, you can upgrade to real money once you reach a high enough level.
2. Air-force game designed for kids, you can upgrade to real drones once you reach a high enough level.
3. Self-driving cars to drop you off at work, drive home on their own (free parking)
4. Modern 'water closet' that washes/dries/stores clothes in the bedroom.
5. Mechanical horse that eats grass (maybe garbage?) for fuel.