<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>jve</author><text>... yeah, apart from gyroscope, pressure, proximity, light, position, magnetic, accelerometer, g, fingerprint, blood oxygen, internal temp and IR sensors.</text><parent_chain><item><author>ikekkdcjkfke</author><text>Why isn&amp;#x27;t my 1000$ smartphone loaded with sensors, infrared camera, decibel meter etc.</text></item><item><author>netrus</author><text>What does it take to produce cheap CO2 sensors? Ikea would be my best bet to provide a large enough market for good-enough sensors to bring prices down. A CO2 sensor should be in every classroom and every office, but it&amp;#x27;s not affordable enough yet.</text></item></parent_chain></comment><story><title>IKEA made a smart air quality sensor to track indoor pollution</title><url>https://www.engadget.com/ikea-vindstyrka-indoor-air-quality-sensor-195810594.html</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>varjag</author><text>&amp;gt; decibel meter&lt;p&gt;You have the microphone in your smartphone.</text><parent_chain><item><author>ikekkdcjkfke</author><text>Why isn&amp;#x27;t my 1000$ smartphone loaded with sensors, infrared camera, decibel meter etc.</text></item><item><author>netrus</author><text>What does it take to produce cheap CO2 sensors? Ikea would be my best bet to provide a large enough market for good-enough sensors to bring prices down. A CO2 sensor should be in every classroom and every office, but it&amp;#x27;s not affordable enough yet.</text></item></parent_chain></comment><story><title>IKEA made a smart air quality sensor to track indoor pollution</title><url>https://www.engadget.com/ikea-vindstyrka-indoor-air-quality-sensor-195810594.html</url></story>