>>9674480>watching your bloodline flourishingUnless you're Genghis Khan your bloodline is going to be effectively nonexistent after as few as 5 generations. There's a 99.6% chance a given person will have DNA from all 16 of his great-great-grandparents, a 54% chance he will have DNA from all 32 of his great-great-great-grandparents, and a 0.01% chance he will have DNA from all 64 of his great-great-great-great-grandparents. Not really worth the extreme hassle of parenting when you get roughly the same likelihood of the same amount of future genetic real estate simply by being related to siblings, cousins, etc. who will pass on some portion of your DNA to be likewise diluted into nonexistence within 5 generations.