Suppose you’re copied and one of the copies is asked to decide between A) he gets one scoop of ice cream or B) the other copy gets two scoops of ice cream. Under CDT with indexical selfishness, before you’re copied (or know which copy you are) you want your future self to choose B (and would self-bind or self-modify if you could to cause this), but afterwards you’d choose A.
Suppose you’re copied and one of the copies is asked to decide between A) he gets one scoop of ice cream or B) the other copy gets two scoops of ice cream. Under CDT with indexical selfishness, before you’re copied (or know which copy you are) you want your future self to choose B (and would self-bind or self-modify if you could to cause this), but afterwards you’d choose A.