People without reliable internet access can be hard to reach.
Legislation to tighten the oversight of internet content may be coming.
On a provocative Reddit forum, millions of strangers can weigh in on questions of right and wrong.
During the pandemic, some internet providers have been offering service for free and waiving late fees.
Without the 1996 law Section 230, the internet as we know it would not exist.
China started 2009 weathering the global financial crisis and ends the decade battling slower economic growth and a trade war with the U.S.
Many U.S. tech firms are blocked, but there are homegrown equivalents inside the "Great Firewall."
Amazon recently confirmed plans to provide internet connectivity from orbit.
A former Facebook policy worker says platforms have a lot to lose if they don't crack down on misinformation.
"Large media corporations have a duty to take on this challenge," one expert says.