What is one of the drawbacks of Internet based survey?
DuckDuckGo is a private search engine. It is adamant about spreading privacy around the internet. However, there is one issue we discovered that raises privacy concerns. Your search terms, while they may be sent over your network in an encrypted form, show up in plain text in browsing history.
What’s wrong with DuckDuckGo?
What are the disadvantages of search engines?
Some of the disadvantages are: unrepresentative samples, lower response rates, financial motivation issues, limited access to certain portals, limited length of study, non-behavioral data, and lack of follow-up data.