AI chatbot competition: distribution pipeline for reach versus engagement and monetization moat for habit and funding Android Chrome Workspace Search Distribution defaults AI Overviews · AI Mode Apple deal Siri on iOS 27 Gemini reach app MAU MAU milestone broad reach · defaults-fed milestone fill metric war: both claim 1B milestones different reach bases — no winner No default pipe lacks Google's surfaces Engagement moat weekly habit brand · retention Monetization push ads · subs · Codex cash reseeds habit WAU milestone weekly habit · engagement-fed milestone fill Funding / IPO confidential filing
Watch which conduit carries the flow and which reservoir fills its milestone.
Distribution pipe pours reach into the MAU reservoir; OpenAI's loop idles.
Flywheel builds habit into WAU while cash reseeds the moat and funds the IPO.