They link to the answer to your question in the second paragraph of the article. The two terms are even bolded. >The first change relates to restricted and mod

They link to the answer to your question in the second paragraph of the article. The two terms are even bolded. >The first change relates to restricted and moderate content. (You might call it NSFW, or explicit, or other terms, but we’ve gone ahead and defined them for Flickr here[1].) [1] https://www.flickrhelp.com/hc/en-us/articles/4404064374164-Set-the-Safety-Levels-of-Your-Flickr-Content-or-Account https://www.flickrhelp.com/hc/en-us/articles/4404064374164-S... > * Safe - Acceptable to a global, public audience > * Moderate - Partial nudity, like bare breasts and bottoms > * Restricted - full-frontal nudity and sexual acts; photos only–videos cannot contain restricted content and are deleted if reported