-<div id="outline-container-sec-4-2" class="outline-3">
-<h3 id="sec-4-2"><span class="section-number-3">4.2</span> Layered architecture</h3>
-<div class="outline-text-3" id="text-4-2">
-<dl class="org-dl">
-<dt> layer 1 </dt><dd>disk / block storage / partition
-</dd>
-
-<dt> layer 2 </dt><dd>key/value storage. Keys are unique and are dictated by
-storage engine. Value is arbitrary but limited size byte
-array. This layer is responsible for handling disk
-defragmentation and consistency in case of crash
-recovery.
-</dd>
-
-<dt> layer 3 </dt><dd>key/value storage. Keys are content hashes. Values are
-arbitrary but limited size content byte arrays. This
-layer effectively implements content addressable
-storage. Content addressible storage enables GIT-like
-behavior (possibility for competing branches, retaining
-history, transparent deduplication)
-</dd>
-
-<dt> layer 4 </dt><dd>Implements arbitrary dimensional multiverse.
-</dd>
-
-<dt> layer 5 </dt><dd>Distributed computation engine.
-</dd>
-</dl>