Once my mum typed the speed of light reaching 999,999,999,999,999 WPM. Her hand were going lighting fast that I could only see blurs of light, the screen was going crazy and on her second try the computer broke down. Once my mum typed the speed of light reaching 999,999,999,999,999 WPM. Her hand were going lighting fast that I could only see blurs of light, the screen was going crazy and on her second try the computer broke down. Once my mum typed the speed of light reaching 999,999,999,999,999 WPM. Her hand were going lighting fast that I could only see blurs of light, the screen was going crazy and on her second try the computer broke down. Once my mum typed the speed of light reaching 999,999,999,999,999 WPM. Her hand were going lighting fast that I could only see blurs of light, the screen was going crazy and on her second try the computer broke down. Once my mum typed the speed of light reaching 999,999,999,999,999 WPM. Her hand were going lighting fast that I could only see blurs of light, the screen was going crazy and on her second try the computer broke down.