Because according to the guidelines:<p>》 On-Topic: <i>Anything that good hackers would find interesting.</i> That includes more than hacking and startups. If you had to reduce it to a sentence, the answer might be: anything that gratifies one&#x27;s intellectual curiosity. <i>(Emphasis mine)</i><p>If it&#x27;s on the front page, enough people have found it interesting and within the guidelines.