Home » BBC News - Technology » technology news » Chinese headmaster fired over secret coin mining at school Chinese headmaster fired over secret coin mining at school Unknown 2:16 AM BBC News - Technology technology news A stack of crypto-currency mining machines was found after teachers complained about excessive noise. from BBC News - Technology https://ift.tt/2JQv0ir Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati