A webcam upgrading from a 50 cent ISP (Image Signal Processor) to a $2.00 one and a $3 lens instead of a $2 one (numbers based on conjecture from the average se

A webcam upgrading from a 50 cent ISP (Image Signal Processor) to a $2.00 one and a $3 lens instead of a $2 one (numbers based on conjecture from the average selling price of a low-end USB webcam) doesn't mean you need to build in a battery, a cellular antenna, a Wi-Fi radio, a desktop-grade CPU and GPU, give it a sturdy all-glass design and add speakers to it.