Why is "portable" such a big deal? The average smartphone user has limited storage (often 64GB or 128GB). A full HD Blu-ray rip of a 2.5-hour movie can take up 8-12GB. A "portable" version, however, is heavily compressed using codecs like x265 (HEVC) to reduce the file size while retaining acceptable visual quality.

For users on metered or slow data connections, downloading a portable 400MB file is much more feasible than a 4GB file.

Let's dissect this long-tail keyword, which is likely typed into Google or a URL bar by a user looking for free content.

To wrap up the technical discussion, why should you go through the trouble of making a file portable via legal means rather than just streaming?