he smart hospitals of the 30th century, every nurse and doctor will be assisted by powerful diagnostic algorithms and finely-tuned surgical robots. So, AI will become very prominent in the healthcare industry. Even the smart clothes of the future will have microsensors to monitor vital signs and be able to alert the paramedics in the event of an emergency, one of which will be human and the other an android. There will be an increase in both the average height and longevity of most people in general.

From now until the year 3000, the several thousand languages that are currently spoken will be reduced down to less than a hundred, as ethnicities are drastically diminished around the world. As such, English, Mandarin, Spanish, and a few other languages will be vying for the top spot as the universal language of our species. In the end, cultural memes will all eventually just blend together in the great melting pot that is the world of consolidated cosmopolitan megacities.

The countries of the world gradually come together more and more, the metric system will become the universal standard of measurement across the solar system. This will all be done in conjunction with mass disarmament and substantial divestment from military budgets to enable more socialized investments to occur. Ultimately, this will all help to pave the way for peace through unrestricted intercontinental and interplanetary trade and travel, across and between the worlds of tomorrow.