San Francisco (AFP) – Silicon Valley on Wednesday was mourning a pioneering computer scientist whose accomplishments included inventing the widely relied on “cut, copy and paste” command.Bronx-born Lawrence “Larry” Tesler died this week at age 74, according to Xerox, where he spent part of his career.”The inventor of cut/copy & paste, find & replace, and more was former Xerox researcher Larry Tesler,” the company tweeted.”Your workday is easier thanks to his revolutionary ideas. Larry passed away Monday, so please join us in celebrating him.”A graduate of Stanford University, Tesler specialize…