The new features in iOS and iPadOS are great. My four-year-old Zettelkasten has a new entry for capturing and exploring ideas. The three-click rule, created by Jeffrey Zeldman, is an unofficial principle of web design concerning website navigation. However, it’s a useful principle for designing a Zettelkasten with Obsidian.
Reference
Obsidian Help. “Obsidian for iOS and iPadOS.” Accessed November 4, 2026. Obsidian for iOS and iPadOS - Obsidian Help .