Mi nawlpuiin computer an la hmelhriat hma, kum 1960 chhovah khan Tesler-a hi Silicon Valley-ah a thawk \hin a, cut, copy leh paste command a hmuh chhuah hian nasa takin computer hmangtute tan vawiin thlengin hnathawh a ti sawtin a ti nuam a ni. Tesler-a hi researcher anga a lo thawh tawhna Xerox pawhin an sun thu an sawi a, a thil ngaihtuah chhuah avangin tun thlengin hnathawh a awlsam phah a ni tih an sawi.
Tesler hi New York Bronx ah kum 1945 khan a thi a, Xerox Palo Alto Research Centre ah a thawk \hin a, Apple ah insawn lehin hetah hian chief scientist in kum 17 chhung a thawk a ni. Apple a chhuahsan hnuah pawh Amazon leh Yahoo ah te a hun remchangah a thawk leh bawk.