The problem with noise-based random number generators is that you have to be sure your noise source isn&#x27;t picking up interference.  Interference may have structure, from power line hum to radio carriers to noise from other digital components.<p>Here&#x27;s an alternative which is slightly more paranoid.[1]<p>[1] <a href="https:&#x2F;&#x2F;www.tindie.com&#x2F;products&#x2F;WaywardGeek&#x2F;infinite-noise&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.tindie.com&#x2F;products&#x2F;WaywardGeek&#x2F;infinite-noise&#x2F;</a>