the first generation safely for 100% adopted by the second without passing the same way from the start 'cause that's a non-sense, right? Of course this is vital. The second generation will not spend time for dealing with the same of the first one and move on ahead to prosperous future. The the third and forth and fifth generation the same way.
Currently this is the best one among all the desirable ones way to evolve for mankind but still unreachable... I'm looking forward to hear deeply weight out comments to my dream and idea ;)