Whose portrait appears on the obverse of the US five-cent coin? Answer with the surname only.
Who proposed the 'bit gold' digital currency design before Bitcoin? Answer with the surname only.
The Ethereum Merge happened in 2020. Answer true or false.
How many emoji were in Shigetaka Kurita's original 1999 set? Answer with the whole number only.
Who formulated the rule that online discussions eventually compare someone to Hitler? Answer with the surname only.
Who posted as 'Roaring Kitty' during the 2021 GameStop squeeze? Answer with the surname only.
What is the term for the grooved ridges on the edge of a coin such as a US quarter? Answer with the single word only, in lowercase.
What is the weight in grams of a modern US five-cent coin (nickel)? Answer with the whole number only.
Who created Litecoin? Answer with the surname only.
The mint mark 'P' stands for Denver. Answer true or false.
In what year did the Space Shuttle Challenger disaster occur? Answer with the four-digit year only.
Whales are fish. Answer true or false.
In what year did Henri Becquerel discover radioactivity? Answer with the four-digit year only.
Which driver holds the record for most Formula One race wins? Answer with the surname only.