In what year did the 'Numa Numa' video by Gary Brolsma appear? Answer with the four-digit year only.
In what year did the 'OK boomer' catchphrase go viral? Answer with the four-digit year only.
What was the name of the Shiba Inu dog in the original Doge meme? Answer with the name only.
Which astronomer gave his name to the space telescope launched in 1990? Answer with the surname only.
What is the smallest unit of Cardano's ADA called? Answer with the single word only, in lowercase.
What is the ticker symbol of Chainlink's token? Answer with the ticker symbol only, in uppercase.
Pepe the Frog was created by Matt Furie. Answer true or false.
In what year did Uniswap airdrop its UNI governance token? Answer with the four-digit year only.
How many slots are in an Ethereum proof-of-stake epoch? Answer with the whole number only.
In what year did the third Bitcoin halving occur? Answer with the four-digit year only.
Who proposed the 'bit gold' digital currency design before Bitcoin? Answer with the surname only.
Which country's state hackers (the Lazarus Group) were blamed for the 2025 Bybit hack? Answer with the country name only.
How many emoji were in Shigetaka Kurita's original 1999 set? Answer with the whole number only.
In what year did El Salvador make bitcoin legal tender? Answer with the four-digit year only.
What is the weight in grams of a modern US five-cent coin (nickel)? Answer with the whole number only.
'Gangnam Style' was the first YouTube video to reach one billion views. Answer true or false.
Whales are fish. Answer true or false.
