Playlist · Practical Networking
Network Fundamentals (SHORTS)
Total watch time
9m 34s
at 1× speed · exactly 9 minutes, 34 seconds at 1×
The shape of the course
Each column is one video, to scale
WatchedTo watch
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About 1 day at an hour a day
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At one hour a day, every day, this playlist takes about 1 day. Turn on JavaScript to plan around your week.
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Google Calendar: in the left sidebar, + beside Other calendars → Import → pick the downloaded .ics → choose a calendar → Import. The same menu's From URL subscribes to the feed instead.
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iPhone / iPad: open the file from Files, Mail or Safari's download bar → Add All → choose a calendar.
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Videos (11)
9m 34s in total · tick what you've watched
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For your README
Embed a badge
Show the watch time in a README or course description — it links back here and updates itself
[](https://playlistduration.com/playlist/PLIFyRwBY_4bSm15IPO9rG2IcyidqVIb5O)<a href="https://playlistduration.com/playlist/PLIFyRwBY_4bSm15IPO9rG2IcyidqVIb5O"><img src="https://playlistduration.com/badge/playlist/PLIFyRwBY_4bSm15IPO9rG2IcyidqVIb5O.svg" alt="Watch time: 9m 34s · 11 videos" width="202" height="20"></a>Add ?speed=1.5 to the image URL for the time at that speed, ?label=Course to change the left text, or ?style=flat-square for square corners.
Want the numbers themselves? GET https://playlistduration.com/api/v1/playlist/PLIFyRwBY_4bSm15IPO9rG2IcyidqVIb5O returns them as JSON — free, no key. API docs →
Data from the YouTube Data API as of 2026-11-06 (cached). Private or deleted videos are excluded from totals.