Earlier quoted context omitted.
>it isn't a selling point to my mom or her friends Gargantuan battery life isn't a selling point? For laptop? In what universe?
For who? My mom uses her laptop at home 99% of the time, if the battery gets low she plugs it in. She needs a battery that will last 1-2 hours for the 3 times a year she flies. You can find a place to plug in at basically any coffee shop or library you go to. My mom isn't spending 10 hours in a datacenter, so it doesn't really matter to her if the battery life is 3 hours or 12. For the average consumer, battery life…
So, does your mom also not care about the weight of her laptop?