My iPhone 8 Refuses to Die: Now It's a Solar-Powered Vision OCR Server

My iPhone 8 Refuses to Die: Now It’s a Solar-Powered Vision OCR Server After running for over a year, my solar-powered setup has processed 83,418 OCR requests and 48GB of images using nothing but Apple’s Vision framework and renewable energy. Most people toss their old iPhones in a drawer when they upgrade. Me? I turned mine into a server that saves me money while running completely off-grid. Note: The OCR processing serves a separate side project unrelated to this blog, maybe I’ll write about it later....

June 12, 2025 · 9 min · Hemant Kumar

Reviving an Old Kindle Paperwhite 7th Gen

Most of us have a drawer (or a box) stuffed with old gadgets—a sort of tech graveyard we can’t quite bring ourselves to throw out. You know the one I’m talking about: that chaotic nest of tangled cables, forgotten adapters, and mysterious dongles that looks like a digital snake pit (yeah, exactly like that mess in the photo below). One day, while rummaging through my stash of dusty chargers and questionable cables, I found my trusty Kindle Paperwhite 7....

February 8, 2025 · 11 min · Hemant Kumar

Best Mini PCs for Home Lab 2025: NUC vs Beelink vs ThinkCentre

Looking for the Perfect Mini PC for Your Home Lab? Here’s My 2025 Guide Hey there, tech enthusiasts! If you’re looking to build or upgrade your home lab in 2025, you’re in for a treat. I’ve spent countless hours testing and comparing the latest mini PCs, and I’m here to share everything you need to know about choosing the perfect compact powerhouse for your setup. Why I Love Mini PCs for Home Labs (And You Will Too!...

February 4, 2025 · 13 min · Hemant Kumar