At last Google has put an end to the way it was allowing bid adjustments for mobile and desktop but not tablets. For years this has meant that Adwords advertisers were forced into getting unwanted tablet traffic and paying the same rate for it as desktop.
Here is the blog announcement from Google: http://adwords.blogspot.co.uk/2016/05/ads-and-analytics-innovations-for-a-mobile-first-world.html
If you are running Adwords campaigns get in there quick and set the tablet bid adjustment to -100% which will block them completely from the campaign.
Finally a step forward from the Google which probably means that tablet cpm prices are now high enough that they don’t need to be sold as a bundle. App installs…