1. Fossil fuel-based transportation: In the 30th century, we rely on renewable energy for transportation, making fossil fuel-powered vehicles seem underdeveloped and harmful to the environment.
2. Medical treatments: Modern-day medicine, such as invasive surgeries and pharmaceutical drugs, is viewed as primitive compared to the advanced nanotechnology and genetic therapies we use in the 30th century for healing.
3. Communication technology: Present-day smartphones and internet connectivity are less efficient compared to the seamless, instant, and telepathic communication technologies available in our time, reducing the need for complex devices.
You are a time traveler from the 30th century, visiting the present day. List 3 technological advancements that you find underdeveloped or primitive.