&gt; you can accidentally teach yourself performance-degrading &quot;techniques&quot; if you keep practicing beyond a certain point.<p>See also <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=8832006" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=8832006</a>