Write an email to your friend telling him /here about your vacation while you're still there. describe some of the activities you have already done(present perfect)

Idon't know which one from these two forms is correct! "he believed that the technology of the future would allow robots to do the same tasks as a human." or "he believed that the technology of the future would have allowed robots to do the same tasks as a human. , it's ! i need your !