Because both impair a person's motor functions so they end up more clumsy and don't have any sort of filter to make them stop making bad decisions.
Answer:
(I can't know what your experience would be like, so just use this as an example. You can use it as is or change it however you like.)
My experience was easier than I thought it would be. I thought that it would be gross or that the baby would be wiggling too much for me to do anything, but the baby was actually very calm and cooperative and it wasn't very gross at all.
Answer:
motherboard
central processing unit (CPU)
RAM
ROM
graphics processing unit (GPU)
Death or addiction also carelessness to family