When I first joined the company, the suggested user list had 20 random people who were default selected to follow. Given this data insight, we reset the new user flow to encourage people to follow their first ~10 people and offer them a lot of choices, but no default selection. Then we later built a feature that continually suggested new users to follow on the sidebar of the website. These two changes helped people get started following, and more importantly understand that following was important to get the most out of Twitter. So over time more people did just this and became more and more
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