Amazon sells all kinds of consumer products -- which is why many believe it will be a force to reckon with when it comes to growing digital media advertising.

Ad-supported TV networks continue to seek the next holy grail of TV revenue, beyond just on-demand licensing deals, or starting direct-to consumer on-demand and/or live, linear digital services.

Donna Speciale, president of advertising sales for Turner, says networks have to be careful about getting too targeted on linear TV. "We don't want to lose that reach value."

Premium TV shows are still a big deal for TV/movie studio owners. Few are going to discount their prized assets.

Anger works on TV -- fictional TV, pseudo-reality TV shows and real-life political news -- drawing key viewer interest, passion and what all TV marketers love to see: that fancy marketing word "engagement."

Enjoying bite-size video content while waiting on line at a bank, supermarket or doctor's office is what future TV viewers, especially young millennials desire. And the major TV-movie studios are on board.

Apple wants to reach the widest possible audience -- while never offending any viewer.

HBO may get more resources from other areas in the new WarnerMedia, possibly from other TV businesses such as the ad-supported TV group Turner.

Both Hulu with Live TV and ESPN+ have each hit the 1 million subscriber mark. For investors, a key measure is the break-even point for these OTT services.

Marketers need to count on the most positive factors for their media campaign efforts -- creative, targeting, engagement and other ROI metrics.