update 223015b chapter 1: add images, artemis slide, fix hex table

- add cd logo, cd player, dvd, artemis images
- add artemis ii slide with apollo comparison and bandwidth calculation
- regenerate hex-dec lookup table as 16x16 grid with ascii highlight
- move hex-dec table next to hexadezimal slides
- fix mp3 bitrate: 320 -> 128 kbps to match stated file size
This commit is contained in:
2026-04-10 01:10:26 +02:00
parent e58dacd98c
commit aeb0adada9
6 changed files with 42 additions and 9 deletions

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