Comcast says network traffic continues to grow.
Comcast says network traffic continues to grow.
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Comcast: Internet traffic grew 11% in 2021 over pandemic-driven highs of 2020

  • Posted byby Dean Takahashi
  • Updated
  • 3 min

Comcast said internet traffic on its cable modem network grew 11% in 2021 compared to the historic growth year of 2020.

In 2020, the pandemic forced people into lockdown, drove them to online entertainment such as streaming and online games, and made them work or go to school via the internet. As lockdowns lifted somewhat in 2021, it might have been expected that traffic would decline but instead the growth continued, said Elad Nafshi, chief network officer at Comcast Cable, in an interview with GamesBeat. In 2020, network traffic grew 32%.

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Written by

Dean Takahashi

Dean Takahashi is editorial director for GamesBeat. He has been a tech journalist since 1988, and he has covered games as a beat since 1996. He was lead writer for GamesBeat at VentureBeat from 2008 to April 2025. Prior to that, he wrote for the San Jose Mercury News, the Red Herring, the Wall Street Journal, the Los Angeles Times, and the Dallas Times-Herald. He is the author of two books, "Opening the Xbox" and "The Xbox 360 Uncloaked." He organizes the annual GamesBeat Next, GamesBeat Summit and GamesBeat Insider Series: Hollywood and Games conferences and is a frequent speaker at gaming and tech events. He lives in the San Francisco Bay Area.