2. If Apple ever allows sideloading, it will inevitably involve installing Xcode, connecting your phone to your laptop with a USB cable, running obscure shell commands and clicking through scary warnings. Do you really think your grandparents are capable of doing this, let alone being tricked into it?
1. The app review process is largely ineffective. The idea that it protects anyone is a myth encouraged by Apple to feed their profit margins. https://www.washingtonpost.com/technology/2021/06/06/apple-a...
2. If Apple ever allows sideloading, it will inevitably involve installing Xcode, connecting your phone to your laptop with a USB cable, running obscure shell commands and clicking through scary warnings. Do you really think your grandparents are capable of doing this, let alone being tricked into it?