3 ms·
Gotta go with 25. Standard answer since 1960. But then, only 25 more years until we can light up the moon. https://what-if.xkcd.com/13/ https://what-if.xkcd.co
by 8bitsrule 6y ago
Gotta go with 25. Standard answer since 1960.
But then, only 25 more years until we can light up the moon.
https://what-if.xkcd.com/13/ https://what-if.xkcd.com/13/