No, not directly, though they have donated to the relevant foundation, but in any case that isn't quite the same thing.
The use of Wikipedia's information in search results is generally useful to the user.
Pinterest's spamming of search results can harm the user experience, making it harder to find content that is hosted elsewhere. Often the content elsewhere is better than that found on Pinterest because it is more likely to be the original source (or at least cite the original).
The use of Wikipedia's information in search results is generally useful to the user.
Pinterest's spamming of search results can harm the user experience, making it harder to find content that is hosted elsewhere. Often the content elsewhere is better than that found on Pinterest because it is more likely to be the original source (or at least cite the original).