Mr. Smarty Pants Knows
By Mr. Smarty Pants, Fri., Nov. 8, 2024

Concrete is the second-most-used substance in the world, and the cement industry causes about 7% of human-caused CO2 emissions.
A gigabyte of hard drive memory cost about $75,000 in 1985. In 2009, the average cost per gigabyte was $0.11. Today, a gigabyte costs maybe a penny. But according to TrendForce, prices are about to rise for high-capacity hard drives due to artificial intelligence.
The Hollywood sign originally said “Hollywoodland” and was a real estate ad for a housing subdivision.
The Ford Pinto was considered a death trap because of its fuel tank design, but compared to similar small cars, it was not the worst. In 1975, there were 298 Pinto fatalities per million vehicles, but 333 fatalities in Toyota Corollas and 378 in Volkswagen Beetles.
The tea dumped overboard in the Boston Tea Party action of December 16, 1773, weighed 92,000 pounds.