After running for over a year, my solar-powered iPhone 8 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 24/7 OCR server that’s been saving me $7-10/month while running completely off-grid. And yes, before you ask - I could have just run this on my Mac like a normal person, but where’s the fun in that? TL;DR - Technical Summary The Setup...