If you&#x27;re generating alphanumeric IDs, removing I, O, and U from your alphabet <i>really does</i> decrease the likelihood of the ID being perceived as English profanity.<p>Sure, nothing involving letters will be perfect, but this is something to take into account. You can choose a level of risk in your IDs somewhere between purely numeric IDs and the Automated Curse Generator [1].<p>[1] <a href="http:&#x2F;&#x2F;thedailywtf.com&#x2F;articles&#x2F;The-Automated-Curse-Generator" rel="nofollow">http:&#x2F;&#x2F;thedailywtf.com&#x2F;articles&#x2F;The-Automated-Curse-Generato...</a>