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News
RSS, last 100
Podcast feed of the last two years
SD quality
Podcast audio feed of the last year
Podcast archive feed, everything older than two years
SD quality
Podcast feeds for gpn17
webm
SD quality
opus
mp3
mp4
SD quality
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Playlist "QR-Codes"
QR-Codes
Sebastian Buchwald
Eine Einführung in QR-Codes.