an interface, it is an extension to the <a href="/api/the-essentials/persisting-stores/persister/"><code>Persister</code></a> interface, since they share underlying implementations. Think of a <code>Synchronizer</code> as &#x27;persisting&#x27; your <a href="/api/mergeable-store/interfaces/mergeable/mergeablestore/"><code>MergeableStore</code></a> to another client (and vice-versa).</p><section class="s2"><h2>Example</h2><p>This example creates two empty <a href="/api/mergeable-store/interfaces/mergeable/me