However, if you are on a metered internet connection (e.g., limited to 100GB per month), downloading a 12GB 4K file might be prohibitive. The general rule is: If you intend to keep this video for longer than 2 years, get the 4K UPD. If you are viewing once and deleting, stick with the compressed 1080p version (if available).
If you're looking to create your own 4K content, here are some best practices to keep in mind: fc2ppv3175924 4k upd
Many users initially purchased the 1080p version. The seller's decision to release a free or discounted "UPD" (Update) for existing buyers built loyalty. For new buyers, the promise of a massive 15GB+ file signals that the seller is not compressing the video to death, preserving visual fidelity. However, if you are on a metered internet connection (e