Every week we post hundreds of stories across various sectors in travel, connecting the dots across various global trends, and in these weekend posts we highlight the stories that tackle these trends. This one looks at top digital trends.

For all of our trends roundups, go here.

>> In life and in advertising, the rich get richer: Priceline and Expedia’s Advertising Arms Race in 2014

>> Considering all the activity in the sector, there’s a notable absence of booking sites and tours and activities companies: The 5 Travel Companies in the Billion Dollar Startup Club

>> This Priceline Group’s acquisition of Rocketmiles would be a small one: Priceline Group to Acquire Rocketmiles for $20 Million

>> Independents didn’t have much clout before the acquisition, and the chains will feel the pressure, too: What Expedia and Priceline Growth Means to an Independent Hotel

>> That dark 58 percent of in-trip travel budgets are getting unlocked due to mobile: Megatrend 2015: Shining Light On The Dark Period: Mobile is Moving In-Market

>> Last week we launched the latest report in our Skift Trends seriesThe State of Travel Metasearch in 2015Google’s Quiet Moves to Dominate Hotel Metasearch