: Tools like PeekViewer claim to use backend cache requests to retrieve accessible data without alerting the profile owner, though their effectiveness varies as Facebook updates its security. Privacy Loopholes to Note
They could also be referring to their own private profile picture that they're having trouble viewing properly, maybe due to a technical glitch. But the phrase "better — give me a piece" is unclear. Maybe they want a higher resolution image or just a better view. Alternatively, they might want to access a private image in general, but they phrased it in a confusing way.
Because the link points to the CDN (Content Delivery Network), you can often view the full-sized image even if you aren't friends with the person yourself. Summary Comparison Table Success Rate mbasic.facebook.com Low/Medium Inspect Element Low (FB fixes this often) 3rd Party Tools Dangerous 0% (Scams) Mutual Friend Link