Published May 12, 2026, 9:00 AM EDT Jeff's been involved in the IT industry since before the Internet and spent more than 20 years working in technical support, system administration, network administration, and consulting roles. He holds an undergraduate degree in English, a Master's degree in English with a focus on professional writing and editing, and another Master's degree in Computing & Information Systems. After teaching university English and computer science for a few years, Jeff launched his writing career . He's written for Macworld , Tom's Hardware , groovyPost , The Mac Observer , and more before beginning here at XDA. I didn’t build my Proxmox cluster the way most sane documentation would quietly prefer. Instead of buying three identical nodes with matching CPUs, memory, and network adapters, I used three different mini PCs that fit my budget, desk, and tolerance for fan noise.…