A Celebration of CS at Harvard in Honor of Harry Lewis
Total watch time
4h 15m
at 1× speed · exactly 4 hours, 15 minutes, 5 seconds at 1×
| 1× | 4h 15m 5s |
|---|---|
| 1.25× | 3h 24m 4s |
| 1.5× | 2h 50m 3s |
| 1.75× | 2h 25m 46s |
| 2× | 2h 7m 33s |
Plan to finish
About 5 days at an hour a day
Pick a daily pace and the days you'll watch. Ticked videos are skipped.
At one hour a day, every day, this playlist takes about 5 days. Turn on JavaScript to plan around your week.
Videos (10)
4h 15m in total · tick what you've watched
Tick videos you've watched — progress is saved in this browser.
| Watched | ||||
|---|---|---|---|---|
| 1 |
 Settling P Versus NP With Respect to Education
|
1:21:09 | 2017-04-28 | |
| 2 |
 Marty Chavez: Top Tips From Harry
|
11:30 | 2017-04-28 | |
| 3 |
 James Gwertzman: Why This Is a Golden Age for Building Saas Companies
|
22:29 | 2017-04-28 | |
| 4 | Private video | — | ||
| 5 |
 Harry Lewis: A Message From Harry
|
24:42 | 2017-04-27 | |
| 6 |
 Guy Steele: A Logical Concern
|
41:39 | 2017-04-27 | |
| 7 |
 Danielle Feinberg: What I Learned at Harvard
|
26:25 | 2017-04-27 | |
| 8 |
 Stuart Shieber: WWHD
|
9:54 | 2017-05-02 | |
| 9 |
 Rebecca Nesson: Oddball
|
15:37 | 2017-05-02 | |
| 10 |
 Christoph Freytag: Going West and Going East
|
21:40 | 2017-05-02 |
No videos match that filter.
Embed a badge
Show the watch time in a README or course description — it links back here and updates itself
[](https://playlistduration.com/playlist/PLhQjrBD2T383viobcdOyifQBM8l_Y9n24)<a href="https://playlistduration.com/playlist/PLhQjrBD2T383viobcdOyifQBM8l_Y9n24"><img src="https://playlistduration.com/badge/playlist/PLhQjrBD2T383viobcdOyifQBM8l_Y9n24.svg" alt="Watch time: 4h 15m · 9 videos" width="196" 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/PLhQjrBD2T383viobcdOyifQBM8l_Y9n24 returns them as JSON — free, no key. API docs →
Data from the YouTube Data API as of 2026-09-22 (cached). Private or deleted videos are excluded from totals.