The Raspberry Pi is so powerful, you don't feel the process isolation in practice. If Xorg is sucking too many resources, you can use KMS/DRM directly. If you i

The Raspberry Pi is so powerful, you don't feel the process isolation in practice. If Xorg is sucking too many resources, you can use KMS/DRM directly. If you insist on having no protection, you can build your code as a kernel module.