onal benefits.</p><h2 id="mixer-slo-booster">Mixer: SLO booster</h2><p>Contrary to the claim that Mixer is a SPOF and can therefore lead to mesh outages, we believe it in fact improves the effective availability of a mesh. How can that be? There are three basic characteristics at play:</p><ul><li><p><strong>Statelessness</strong>. Mixer is stateless in that it doesn’t manage any persistent storage of its own.</p></li><li><p><strong>Hardening</strong>. Mixer proper is designed to be a highly reliable compo