The Rundown: Despite the competition, why is everyone talking about YouTube?

YouTube dominates TV viewing time and is pulling in TV ad dollars, but its ad growth is slowing, likely due to Amazon’s aggressive foray into TV ads and live sports. In other words, the battle for ad supremacy in the channel just got fiercer.

How fierce? Well, if the last quarter is anything to go by, YouTube — sometimes considered the least talked about video company — might just end up being the loudest contender.

YouTube’s ad revenue slipped from 21% in the first quarter to 13% in the second. Google blames it on last year’s sluggish start affecting this year’s growth.

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