Oh man, Samsung just dropped news about their new Flex Titanium display tech and it honestly could be the thing that finally makes foldables feel like regular phones in durability terms. They've been working on this through seven generations of foldable panels — think all that trial-and-error from the Galaxy Z Fold series since 2019 — to solve the crease problem that has plagued every previous model. It is designed specifically for slimness and strength, so it will debut with the upcoming Galaxy Z Fold 8 and Z Fold 8 Ultra models later this year. Plus they already teased a potential iPhone foldable coming from Apple at the end of the year, and since Samsung Display is one of Apple's long-time suppliers, there's actually a real chance we'll see this tech up in an iPhone too soon. The whole Flex Titanium approach combines two different titanium layers under the OLED panel to get the best of both worlds: rigidity where you need it and flexibility everywhere else so repeated folding doesn't fatigue the material over time. There is a titanium-alloy film right under the display that has 20 times more mechanical stiffness than an ordinary polymer film and its thickness is around one third of a human hair. Then underneath that film sits a titanium plate which keeps the whole module stable while it's fully unfolded — no wobble, no shifting — but still lets the panel bend smoothly during use without cracking or wearing down. They also claim the display uses less power and delivers "ultra-vivid" resolution across the board so you aren't sacrificing visuals for durability. This is arguably the most meaningful hardware advancement Samsung has made to foldable screens in years because even a slight crease ruins the premium feel of an expensive phone. If this works as well as they say, it might actually convince more people who have been sitting on the fence about buying a foldable device.

Source: https://www.theverge.com/tech/965850/samsung-display-flex-titanium-galaxy-foldables