I find it amusing to see people buy a Pinebook for $100, and miss out on the amazing customization and learning experience gained by building a system on top of

I find it amusing to see people buy a Pinebook for $100, and miss out on the amazing customization and learning experience gained by building a system on top of a Raspberry Pi. Why sacrifice the fun, personalization, and learning of building your own just to save a few pennies by buying a prebuilt system?