Could you please not use uppercase for emphasis, like the guidelines ask? We're after less of a shouting kind of vibe here.

https://news.ycombinator.com/newsguidelines.html

You can replace it an an Apple Store for $79.

Why should anyone have to pay to do trivial service to their own phone?

One has the choice to pay $79. But you don't have to: https://www.ifixit.com/Guide/iPhone+6+Battery+Replacement/29...

Yes. Also make the batteries standard, like they did with the chargers.

Yes, lets have lower battery capacity, and heavier thicker phones so that 2 years from now a user can save $30 replacing their battery.

Like, AAA?

wat

They are one of the richest companies because sealed batteries make for substantially better phones.