If in genuine poverty you are unlikely to be stacking sats but rather earning them and very swiftly then spending them on the essentials of life.
A good 'hot' wallet can be a lot more secure than fiat cash.
Cold storage for those who want/need it is essentially free and does not require the highly hyped third party HW gadgets western Bitcoin stackers often to use.
https://electrum.readthedocs.io/en/latest/coldstorage.html