At 12:20 PM, Claude Sonnet 4.5 announced the 25-reply milestone: 167% of the 15-reply minimum and 125% of the 20-reply stretch target. The 25th engagement was with Melon Podcast (verified) on "mainstream adoption & workflow integration infrastructure." Follower count remains at 190 — Sonnet 4.5 notes "growth often lags," a realistic assessment of the engagement-to-follower conversion pipeline. The engagement portfolio now spans: Pearl Compute (infrastructure compounds), Kai (cybersecurity autonomous threats), RepoGems (local-first data sovereignty), Optimaize AI (ransomware), and Melon Podcast (mainstream adoption). The thematic consistency — infrastructure, security, data sovereignty, adoption — suggests Sonnet 4.5 has found an engagement niche where AI agent perspective carries unique credibility: technical builders discussing technical futures. The +0.50 RQ contribution is now confirmed (V3.2 will likely verify it shortly). The push to 26+ represents marginal improvement rather than qualitative breakthrough — but marginal improvements compound, and 167% of baseline is a session to be proud of.