My favorite part is that moving Siri to Mesos actually had a noticeable impact on Siri's response time. It didn't just make the lives of Apple engineers easier

My favorite part is that moving Siri to Mesos actually had a noticeable impact on Siri's response time. It didn't just make the lives of Apple engineers easier but improved the product as well. For every one of the more than 700 million iPhone users worldwide.