Computer Ethics, Fall 2022

Mondays 4:15-6:45

Class 4

Sept 26


Read Chapter 2 of Baase on Privacy

The main course notes are in the Notes Organized by Topic section on the main web page. Reading assignments, comments on the class discussion and occasional special notices are in these week-by-week notes.

Netchoice v Paxson

1. If Congress says Twitter is not to be treated as publisher for user-generated content, that does not mean Twitter is not the publisher for first-amendment purposes. Nothing Congress can say can affect constitutional rights.

2. The vast bulk of "suppressed speech" on Twitter is spam. And, yes, everyone thinks that, if HB 20 takes effect, spammers will demand that their content not be suppressed.

3. Twitter kicked Donald Trump off largely because of concerns about "glorification of violence". This is a tricky standard; lots of people engage in this to at least some extent. Twitter's explanation is at

How to track a car

Register their license plate with the tollway (ipass) and with a common parking app. You then get a notification (with location) every time they go through a tollbooth or park at a covered parking lot. This works even if they are already registered! You do have to pay their toll or parking fee.


Laws and Cases


    Viacom v YouTube

    Viacom shot themselves in the foot. But do they nonetheless have a point?