The statement that free information has no value is false, as is the statement that only paywalled materials have value. It is true that value is contextual and can be synonymous with usefulness.
For the statements on information value, here are the true or false evaluations:
- a) Free information has no value. - False
- b) Only paywalled materials have value. - False
- c) Value may be contextual depending on what you need. - True
- d) Value can mean usefulness. - True
An explanation of these statements would include a discussion on how value is not determined solely by the price of information, as free resources can offer significant value. Paywalled materials do not inherently possess greater value just because of their restricted access. The value of information is indeed contextual and varies based on the user's needs and purposes. Usefulness is a common interpretation of value when it comes to assessing the worth of information for specific objectives.
So, the true value of an information source is highly subjective and dependent on how well it serves the intended purpose of the user, regardless of whether it is free or paid.