1. "Ready-cooked meals will be bought from establishments similar to our bakeries of today."
According to statista.com, the value of US product shipments for frozen specialty foods is worth $19.6 billion dollars, while the sale of frozen food in the US is worth $53.1 billion. Keeping in mind, of course, that our food supply today is also much more exhaustive and extensive than it was 100 years ago.
2. "Physicians will be able to see and diagnose internal organs of a moving, living body by rays of invisible light."
It used to be impossible to know what a human skull looked like without cutting someone open to take a look for ourselves, but the invention of the X-ray, ultrasound, and CAT scan have revolutionized the way we rely on medical advancement.
3. "All hurry traffic will be below or above ground when brought within city limits."
Public transportation was certainly not as heavily depended upon in 1900 compared to today’s day and age. According to prb.org, in 1800, only three percent of the world’s population lived in urban areas, therefore foregoing a need for trains and buses.
4. "Vegetables will be bathed in powerful electric light, serving, like sunlight, to hasten their growth."
Greenhouses have been a popular alternative to natural sunlight since even before our ancestors could predict it; Romans were believed to have experimented with the concept of greenhouses in the early 1400s. The extent of abilities we gain from greenhouses today, of course, are much bigger than any gladiators could try to grow.
5. "Photographs will be telegraphed from any distance."
As if predicting we would create Instagram wasn't accurate here! The slightest hint of the creation of the internet, of course...
6. "Man will see around the world. Persons and things of all kinds will be brought within focus of cameras connected electrically with screens at opposite ends of circuits, thousands of miles at a span."
...then came the internet.
7. "Anyone unable to walk ten miles in a stretch will be considered a weakling."
8. "There will probably be from 350,000,000 to 500,000,000 people in America."
9. "Wireless telephone and telegraph circuits will span the world. A husband in the middle of the Atlantic will be able to converse with his wife sitting in her boudoir in Chicago."
The first cell phone call was made in 1973 when Motorola employee Martin Cooper stood in midtown Manhattan and made a call to the headquarters of Bell Labs in New Jersey. 20 years later, Engineer Neil Papworth sent the first SMS on a cold December in 1992, when he wrote "Merry Christmas" on a computer and sent it to the cellphone of Richard Jarvis, the director of Vodafone.