Zさん:"Hey, I'm writing an email, and I need to underline some text. How do I do that?" Aさん:「Hold down the Ctrl Key and press "U". Or in other words... Control U-key」
Zさん:"I have been thinking about word 横転。I means to overturn, and it sounds like the English number 010. And get this... if you overturn 010, it is still... 010."