The original article asked why media companies were finding it difficult to replace traditional advertising revenue online. Its argument was that copying the formats of print or television did not necessarily copy the conditions that made those formats work.
The distinction made for search advertising
The author saw search advertising as more naturally connected to a user's current task. A person had already expressed an interest through a query, giving a relevant advertisement a clearer reason to be present.
The source's claim that only one company had succeeded was an opinion of its period, not a measured statement about every advertising business. The useful distinction concerned relevance and user intent.
People arrive with a purpose
Drawing on comments attributed to Jakob Nielsen, the article described visitors as increasingly impatient with promotions that distracted them from a goal. Somebody who knows what they want may resist an unrelated editorial or commercial detour.
That does not mean every visitor behaves identically. It explains why attention cannot be treated as an unlimited resource merely because a page has loaded.
The problem with interruption
The article compared online display and video advertisements with formats that audiences had learned to tolerate in other media. On the web, the user could often leave, close a window or ignore a region of the page.
A format therefore needed a reason to be useful in the setting where it appeared. Copying its appearance from another medium was not enough.
The spam example
The source used unsolicited email to illustrate how an extremely small response rate might still attract senders when distribution was cheap. It also described the annoyance and hostility that the same practice could create.
That example was an explanation of a business incentive, not a recommendation to use unsolicited messages or a promise of profitability.
Creating value for the user
The conclusion argued that a new format needed to offer something beyond novelty. It used Facebook Beacon as a period example of an idea that could be described as new without necessarily serving the user well.
The author's central test was whether advertising created value for the person seeing it. That is the thread connecting its criticism of copied formats, irrelevant promotions and captive-audience assumptions.
The companion article on how people scan web pages develops the reading side of the same discussion.