Project: Headstone — Digital Legacy & Data Sovereignty Platform
Version: 1.0 — Initial Design
Date: 2026-03-23
*"Instead of just lived and died and dates, it becomes a rich tapestry."*
— Johnny Bettencourt, Headstone Founder
Table of Contents
1. Vision & Philosophy
2. The E-Ghost
3. Experience Types
4. The Consent Architecture
5. Accessibility
6. Platform Independence Guarantee
7. The Living/Dead Boundary
8. Technical Architecture
9. The Democratization Problem
10. MVP Scope
1. Vision & Philosophy
What Is the VR Layer Trying to Do?
The VR layer doesn't try to trick you. It doesn't pretend death didn't happen. It does something more honest and more radical: it refuses to let love be purely past tense.
Every human culture has wrestled with what to do with the dead — monuments, shrines, stories told around fires, photographs on mantles, voicemails we can't delete. We have always found ways to stay close to those we've lost. The technology has always been crude relative to the need. VR, for the first time, gives us a medium worthy of the feeling.
The Headstone VR layer is presence infrastructure. It answers a question that no headstone date range can: who were they, really?
Not "born 1932, died 2011." But: what did her hands look like when she kneaded dough? How did he laugh when he was embarrassed? What did she say when she was scared? What did it feel like to be in a room with him?
These things die with people. And they don't have to.
What Does It Mean to Be Present with Someone Across Time?
Presence is not the same as information. You can read everything ever written about your grandfather and still feel the absence of him. Presence is sensory, spatial, embodied — it lives in the same room, at the same height, breathing the same air (or its simulation).
The VR layer creates temporal proximity. It doesn't bring the dead back — nothing does. What it does is collapse the distance between now and then. You step into a space that carries their imprint: their voice filling a room, their movements occupying familiar shapes, their specific way of doing things reconstructed from the evidence they left behind.
This is not resurrection. It is remembrance made inhabitable.
The governing philosophy:
- Presence is a right. The living should not be structurally denied access to the people they love because of geography, disability, poverty, or corporate data policies.
- Memory belongs to families, not platforms. No company gets to hold grandmother hostage. The data is theirs. The experiences are theirs.
- Honesty is the foundation. Every e-ghost is labeled. Every interaction is transparent about what it is. This is not deception — it is an act of love made possible by technology, and it demands clarity to remain so.
- Grief is not a bug. These experiences will make people cry. That's correct. Design for the full emotional weight, not a sanitized version.
The Core Promise
"She's not gone. She's elsewhere. And sometimes, with this, you can go to where she is."
2. The E-Ghost
What Is an E-Ghost?
An e-ghost is an AI-powered, interactive representation of a person built from their LifeLine data. It is not a recording. It is not a chatbot. It is something genuinely new: a behavioral and conversational model shaped by the actual patterns, voice, words, gestures, and stories of a specific human being.
It can respond. It can speak in their voice. It can be asked questions they never answered in life. It can inhabit a space and move through it.
It is always — always — clearly labeled as what it is. The word "e-ghost" or "memory presence" appears in the interface. There is no attempt to pass it off as a live video call with a dead person. The emotional experience is powerful enough without deception. In fact, the honesty is part of what makes it powerful: I know this isn't really her, and I'm crying anyway. That's how much she mattered.
Building an E-Ghost from LifeLine Data
An e-ghost requires three layers of data, each deepening the fidelity of the representation:
Layer 1 — Voice & Appearance (The Surface)
- Audio recordings (conversations, voicemails, stories, songs)
- Video footage (any quality; phone videos, home movies, recorded calls)
- Photographs across time (for aging/de-aging reference, for spatial reconstruction)
- Voice samples sufficient for neural voice cloning (minimum ~30 minutes; more is better)
From this layer, the system builds:
- A voice model: their specific timbre, cadence, accent, the way they trail off or emphasize
- A visual avatar: photorealistic or stylized, configurable by family
- Basic gestural patterns: how they held their head, whether they gestured when they talked
Layer 2 — Language & Mind (The Depth)
- Written words (letters, emails, texts, journals, social media posts, notes)
- Recorded stories (structured or unstructured, the LifeLine narrative archive)
- Documented beliefs, opinions, preferences, life philosophy
- Interview-style structured recordings the person made intentionally for this purpose
From this layer, the system builds:
- A language model fine-tuned on their actual words and patterns
- Their known opinions, values, memories, and stories
- Their vocabulary, humor style, the topics they cared about
- Their characteristic ways of framing things
Layer 3 — Behavioral Patterns (The Soul)
- Location data and movement patterns (where they went, their routines)
- Behavioral metadata (what they did in the mornings, seasonal habits)
- Relationship-specific data (how they talked to different family members)
- Documented skills and knowledge domains
From this layer, the system builds:
- Contextually appropriate behavior in reconstructed spaces
- Relationship-specific conversational modes ("this is how she talked to her grandchildren")
- Authentic activity sequences (the way she actually made the recipe, step by step)
How Does the E-Ghost Behave?
The e-ghost operates in modes, configurable by the family:
Presence Mode (Passive): The e-ghost inhabits the space, moves through it naturally, performs activities. You can watch and be near them. Interaction is minimal — this is closer to being present than having a conversation.
Conversation Mode (Interactive): You can speak to the e-ghost. It responds in their voice, with their language patterns, drawing on documented knowledge and opinions. Questions it cannot answer — things genuinely outside its training — it acknowledges: "I don't know, I never thought much about that" or "That happened after my time." The system is calibrated to stay in-character rather than hallucinate fake memories.
Guided Mode (Directed): The e-ghost takes you through something — a recipe, a story, a place — with intentionality. This was often pre-authorized and shaped by the person themselves.
This page summarizes the full specification. See the full document for complete details.