Throughout the week we post dozens of original stories, connecting the dots across the travel industry, and every weekend we sum it all up. This weekend roundup examines aviation.

For all of our weekend roundups, go here.

>>For a relatively small outlay, EasyJet will effectively have an interest in 35 companies: EasyJet Hopes Its Plan to Invest in Start-Ups Will Help It Stay Ahead of Competition

>>Passengers flying on Lufthansa this week may want to recheck their itineraries: Lufthansa Pilot Strike Is a Bad Start to Holiday Travel Season — Skift Business Traveler

>>It’s been a rough year for heavy business travelers as airlines slowly shifted towards revenue-centric products and loyalty programs: 5 Ways Travel for Frequent Flyers Got Worse in 2016

>>United has had a near flawless rollout of its new Polaris Business Class. But with it now flying, can the airline meet customer expectations? United Launches Its New Much-Hyped Polaris Business Class

>>High demand for domestic travel is what’s keeping several U.S. airports at the top of the ranking: 3 Charts Showing the World’s Largest Megahub Airports

>>Even if this test goes nowhere, and Delta stays with the status quo, you should give the airline some credit for trying something new (even if it’s old). This is why most insiders believe Delta is the most innovative major U.S. carrier: Delta Is Testing Free Meals in Domestic Coach Class

Photo Credit: United's new Polaris Business Class is now flying. At first, United's planes will not feature new seats, but Polaris does have improved amenities, including pajamas for longer flights. United Airlines