Can someone give a supporting argument/example for this claim?

In contrast, many PDF readers (like Adobe) offer a night mode where they make text white and background black.

In case of an LED, won't changing the voltage change the colour? What is an electron gun? Also what's the relation between voltage and intensity?

however, in modern UIs, can be increased to more fine grained levels. Example: surface dial

The steering control panel of Mercedes offers touch gestures instead of the conventional buttons which gives more control to the user.

https://www.mercedes-benz.com/wp-content/uploads/sites/3/2016/05/classic_e-klasse_lenkrad_galerie_02_1280x738-1280x738.jpg

Why do we need three-tier modularity in the first place? Given the issue, why can't we simply have a model-component architecture?

When you hover over a URL, the link is usually displayed right next to the cursor. You always notice it because it is in the locus of attention

Well I feel either testing ethics should be extended to animals also. Or should be relaxed for human testing as well (AFTER TAKING CONSENT)

How is the Oz pronounced?

The questions aren't from the reading material.

The single line text field of Google forms is a horrible UI for long responses. A bigger sized text-box should be used instead.

Increases readability. Allows to learn the number in blocks

Drawboard PDF does this. However, even that isn't a great design. As, when you open the file the next time, it shows a dialog to recover/discard the last unsaved version. But by the time you open the file the next time, you aren't sure what changes are included in the unsaved version and whether you want them or not.

A better approach would be something like what git does. Maintains a version log and shows you the difference between two versions before committing.

GMail app on the other hand has taken this into consideration. With delete icon on top, it provides the reply option on the bottom of the mail where it is also more natural to look for a reply button.

Isn't capture slip more like a lapse than a slip? As a person starts following a wrong procedure because his memory made him do so.

An example to use the cascading submenus on Windows is to add the Desktop toolbar in the taskbar.

Pie menus also restrict the number of options you can have in the menu

Can someone please explain this more? Preferably with an example

The order of objects is bad & good however the title is good and bad. Should be rearranged

A lot of major companies have been simplifying their logos from a 3D design to a plain 2D design. For example, Microsoft logo. Does it in any way have something to do with this?

Web browser failure messages are usually too technical for a regular user

Confusing statement. Made me go to the end of the page to search for an example. Could be rephrased to "On the bottom of the above image..."

Confusing statement. Made me go to the end of the page to search for an example. Could be rephrased to "On the bottom of the above image..."

What does this mean? Earlier in the article it was mentioned that we'll talk about these terms in the following reading sections. I don't understand this