In this blog and elsewhere, we have pushed the limits of Single Board Computers (SBC) to do conventional personal and Internet computer tasks. Although they are capable, the reality is that they don't do it as well as bigger computer systems designed for the task. What is proved is that expensive hardware is not necessary to get started exploring the possibilities of computer applications. Fully functional SBC systems are available at very reasonable, even very low cost. No claim that SBC is the best for every application. The SBC is a hardware and software hacker's delight. The SBC is the solution for special purpose and custom applications. The task of running modern commercial application...