So what would you and others in this thread do if, through some stroke of luck, you had hired the next John Carmack? Are you saying that would be a guaranteed

So what would you and others in this thread do if, through some stroke of luck, you had hired the next John Carmack? Are you saying that would be a guaranteed liability? If so, how good is too good? You need to be sure to let your engineers know to stop progressing before they get there.