I wouldn't say that they are completely useless, but they have become more complex and hard to use with the bloating of information on the internet. It is much harder to find relevant content. Different search engines try to find what you need in different ways, but because they are more specialized the way you are searching affects your results and asking differently is the only way to get what you want.
Other times, the information that you want just isn't on the internet, at least in the form we are looking for, and so we think that a search failed when it is actually that no one has compiled the information we are looking for.
Because: Censorship
Because laissez-faire capitalism and the advertising industry.
Liberals
There are two types of search engines 1. Hybrid search engines 2. Meta search engines
The World Wide Web is fairly useless without a quick and easy way to find what you are looking for on it. That is why we have Google (and other search engines).
Search engines have become a part of everyday life. It is a wonderful way to find out information that before took you ages to look for in books. Knowledge truly is at our fingertips.
Spider-Based Search Engines. Directory-Based Search Engines. Link-Based Search Engines.
Horizontal search engines are general-purpose search engines such as Google and Yahoo. Vertical search engines, meanwhile, are specialized by content such as Trulia, Mocavo and Yelp.
name five search engines
When a search engine filters or controls all the information that a person accesses, there is the danger that the person's view of the topic will become narrowed. This offers the designers of search engines an opportunity to manipulate people's minds
It is where you can search anything you wanted to. Yahoo ang Google are example of search engines.
do you agree that since consumers will search for their needs marketing becomes a useless excercises/
Discovery
you dont, thats why they are crawler search engines.
Yes there is search engines for assets. Just google it on google and you can find some many search engines for assets.