The short answer: Not now, not ever. RAM (Random Access Memory) is a physical component inside your computer—a stick of circuits and chips. Downloading RAM would be like trying to download a longer leg to make yourself taller.
No. You are downloading a video stream , not memory. But for the average user, the effect is the same: you can play a game that requires 16GB of RAM on a laptop that only has 4GB.
A: Theoretically, up to 256GB. Practically, anything beyond 32GB of page file will slow your PC to a crawl because hard drives are slow. Stick to 1.5x to 2x your physical RAM.
