the most relevant and helpful invention is the robomaid, especially when 69% of the population start to age. the robomaid must be able to not only clean the home thoroughly or cook simple meals but also able to care for the elderly. the exo-skeleton must be strong enough to carry an old or ill person to bath and bed, restrain ah pek from hurting himself, and at the same time be “soft and human” enough to comfort ah mah from screaming, crying, and involuntary gestures in anguish from alzheimer bouts. of course after doing house chores and caring for the elderly, master can switch her to mistress mode and enjoy happy endings the rest of the night. she will then store collected sperm in a cryo container, document it via an app, and send the specimen to the state sperm bank.