

To be clear, even if you have a door that opens outward, the doors first open inwards before rotating to go back out. That way pressure will always keep the door from opening when at a high altitude.
Veritasium did a video on it: https://odysee.com/@veritasium:f/what-everyone-gets-wrong-about-planes:e
This is an important point. Simply giving a ton of rice to an area will put the rice farmers in that area out of business.
They’ll need to grow something else to make a living, but then when the next year comes around, no one is making rice anymore and they’ll be dependent on that external flow of rice.