n tkvr s n mgnd scnr n whch rtfcl ntllgnc () mrgs s th dmnnt frm f ntllgnc n rth nd cmptr prgrms r rbts ffctvly tk cntrl f th plnt wy frm th hmn spcs, whch rls n hmn ntllgnc. Pssbl scnrs ncld rplcmnt f th ntr hmn wrkfrc d t tmtn, tkvr by n rtfcl sprntllgnc (S), nd th ntn f rbt prsng. Strs f tkvrs hv bn pplr thrght scnc fctn, bt rcnt dvncmnts hv md th thrt mr rl. Sm pblc fgrs, sch s Stphn Hwkng hv dvctd rsrch nt prctnry msrs t nsr ftr sprntllgnt mchns rmn ndr hmn cntrl.