PBNs Create Fast Ranking Spikes — Then Everything Crashes: Why Editorial Links Win Long-Term

https://www.hotel-bookmarkings.win/when-an-agency-promised-page-1-in-90-days-sam-s-story-about-pbns-and-the-crash

In our audit, PBN-driven pages surged 40-80% then lost most gains within 90 days The data suggests PBNs (private blog networks) act like a sugar rush for rankings