Streaming and gutenberg printing press: what they have in common

1. Step 1. Streaming — uses — MP3. Sound compression.
2. Step 2. MP3 — is used in — MP3 player. The MP3 format.
3. Step 3. MP3 player — has part — Flash memory. Flash memory.
4. Step 4. Flash memory — is part of — E-reader. Memory.
5. Step 5. E-reader — evolved from — Codex (book). An electronic book.
6. Step 6. Codex (book) — is used in — Gutenberg printing press. The press printed sheets that were bound into codex books.

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