MDBList
Public list → title → sources → player
Actual source availability comes from your connected services.
Interactive product map
From your library
to the screen you choose.
Start with the 5-step story. Every block opens a plain-language explanation; the full system map and exact journeys wait below.
- Bring a library
- Find a title
- See playable sources
- Play your way
- Continue on TV
01 · The product path
One title. One continuous path.
Read straight down. Television is the last extension of the iPhone library and player—not a separate product story.
Live product proof
Two lists. The same path to play.
These are complete, privacy-audited product recordings. Playback availability comes from services connected by the person using 4789.
Letterboxd official
Public profile → list → title → player
Actual availability comes from user-connected services.
02 · OPTIONAL DETAILWhole-app journey mapOpen
02 · Whole-app map
Two doors. One playback spine.
Tap a node to see the journeys that pass through it.
Building the interactive system map…
Tap a block to see what you do, what 4789 does, and where the data lives.
Line width shows connected paths—not usage or traffic.
Browse every block as a list
03 · OPTIONAL DETAILEvery exact workflowOpen
03 · Exact workflows
Tap a journey. Then tap every step.
User actions stay visible. System work sits underneath each step.