现有工具（Notion/Obsidian）功能过于复杂，只想快速保存链接、图片、笔记，无需分类和复杂组织。
需要快速记录灵感和信息的普通用户
One-time purchase $4.99–9.99 or free with limited features
Notion, Obsidian, Apple Notes, Google Keep, etc., but users find them too feature-rich or not simple enough.
包含技术复杂度评估、竞品分析、商业化策略和落地执行建议