Wondering what happened to StumbleUpon? IAF subreddit is heavily moderated, and posts with adult content are clearly marked as NSFW.
Definition Adult content is any content which is rated R or X by StumbleUpon. Related Threads SU Help: Preventing you from being rated X.
Anyone know when StumbleUpon deleted their adult categories? I assume you have 'X-Rated interests' selected in personalization tab of account settings on SU? I also noticed that they hide adult content in 'Incognito' mode.
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