It&#x27;s not a ploy-- just a design choice. The cloud sync engine does a lot of heavy lifting so N1 is faster and efficient. It&#x27;s also open source free software so you can run it yourself! <a href="https:&#x2F;&#x2F;github.com&#x2F;nylas&#x2F;sync-engine" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;nylas&#x2F;sync-engine</a><p>(I work at Nylas.)