&gt; Instead, it&#x27;s all either slow, slow backend frameworks like Ruby, or even<p>Usually this is a matter of bad coding or overprovisioning of whatever is being used to host  the site and the DB. Most maintained languages running on modern hardware can sustain reasonable loads without any significant performance issues.  While client-side bad-performing frameworks abound, the last I looked into it, Ruby+Rails   isn&#x27;t that much worse or better than any other.