If bupivacaine is a long acting local anaesthetic then why do we use lignocaine most commonly?

If bupivacaine is a long acting local anaesthetic then why do we use lignocaine most commonly?

Who said… we will use lignocaine… before my pg started 2008 - some where in 90 and early 2000 - lignocaine was popular… now a days not at all

Thank you very much sir