Organize longterm author notes into a searchable, linked knowledge workspace

Organize longterm author notes into a searchable, linked knowledge workspace targets a $360M = 3,000,000 serious writers/creators x $120 ARPU/yr (approx $10/mo). Assumes global pool of active authors, bloggers, and longform creators who buy author productivity tools. total addressable market with low saturation and a year-over-year growth rate of 8-15% annual growth in creator tool spend, driven by prosumer monetization and productivity tooling adoption.

Key trends driving demand: AI-enabled knowledge work -- LLMs and vector DBs let apps index and summarize years of notes for retrieval and synthesis.; Creator monetization -- more writers earn recurring income so they will pay for productivity tools that accelerate revenue-generating work.; Tool consolidation -- creators prefer fewer integrated tools for research, drafting, and publishing rather than many isolated apps..