Slip in an SSD module into the Dockcase Smart Magsafe M.2 NVMe SSD case, then attach it magnetically to an iPhone 15 Pro or 16 Pro, connect it with a USB-C cable, and the video fun can begin.
The price for large solid-state drives has plummeted in recent years, and even though they're still quite variable, it's still possible to get a really good NVMe SSD for ... 2 TB and even some ...