According to Cisco Systems Inc. (Nasdaq: CSCO), media streaming devices like Roku and Chromecast will make up 7% of global Internet set-tops by 2019, nearly tripling their count of 64.4 million total media adapters last year to 181.2 million adapters five years later. More impressively, traffic from these media adapters will reach 32% of global Internet set-top traffic by 2019. That’s a jump from .68 exabytes per month in 2014 to 3.43 exabytes per month as the decade reaches its final year.
Source: Cisco VNI Report Shows Set-Top Shift | Light Reading