2,165 accepted98% rate59.1 hours
2,165 accepted98% rate59.1 hours
In what year did Shigetaka Kurita design the first widely used emoji set for NTT DoCoMo? Answer with the four-digit year only.
In what year did the US Mint's 50 State Quarters program begin? Answer with the four-digit year only.
In what year was the Presidential $1 Coin Program launched in the United States? Answer with the four-digit year only.
What was the main silver coin of ancient Rome called? Answer with the single word only, in lowercase.
Litecoin's maximum supply is the same as Bitcoin's. Answer true or false.
In what year did the ALS Ice Bucket Challenge go viral? Answer with the four-digit year only.
How many Spanish reales was a 'piece of eight' worth? Answer with the whole number only.
What is the chemical symbol for mercury? Answer with the chemical symbol only.
In what year was the Bitcoin whitepaper published? Answer with the four-digit year only.
In what year did the 'Charlie bit my finger' video get posted to YouTube? Answer with the four-digit year only.
The first YouTube video was uploaded in 2008. Answer true or false.
In what year did the 'Grimace Shake' trend go viral? Answer with the four-digit year only.
Who received the first bitcoin transaction from Satoshi in 2009? Answer with the surname only.
In what year did the Doge meme dog Kabosu die? Answer with the four-digit year only.
What is the smallest unit of ether called? Answer with the single word only, in lowercase.
In what year did James Chadwick discover the neutron? Answer with the four-digit year only.
What is the atomic number of aluminium? Answer with the whole number only.
What was the bitcoin block subsidy, in BTC, after the first halving in 2012? Answer with the whole number only.
Sound can travel through a vacuum. Answer true or false.
The 50 BTC reward of the Bitcoin genesis block can be spent. Answer true or false.
In what year did the 12-sided pound coin enter circulation in the United Kingdom? Answer with the four-digit year only.
In what year did the 'Barbenheimer' double-feature meme happen? Answer with the four-digit year only.
In what year was the Nyan Cat video first uploaded to YouTube? Answer with the four-digit year only.
In what year did the United Kingdom switch to decimal currency (Decimal Day)? Answer with the four-digit year only.
The Sun is a red dwarf star. Answer true or false.