Kim Kardashian was a guest speaker at a tech conference

When thinking of guest speakers to book at a tech conference, Kim Kardashian West's name might not immediately spring to mind.

But the reality TV star has a massive social media presence (Twitter: 24.8m followers, 20m on Instagram and 23.8m likes on Facebook) and a hugely-successful/controversial app.

Here's what we learned from her Q&A with Re/code founder Kara Swisher at the website's Code/Mobile conference in California yesterday.