You could go a step further and just buy low-end new phones. They are available at sub-$50, which is near the price of Raspberries.
I haven't seen a new Raspberry that cost anywhere close to that in years. Assuming you aren't referring to one of the smaller, less powerful ones.
I haven't seen a new Raspberry that cost anywhere close to that in years. Assuming you aren't referring to one of the smaller, less powerful ones.