India, July 25 -- It is important to make one thing clear from the outset: ever since Samsung got going with the flip-style foldable smartphone format in 2020, it's never received a massive overhaul, and theme's have centred around generational, incremental changes. A design tweak here, a display improvement there. Compared with last year, this year's Samsung Galaxy Z Flip7 is again following that theme. With good results, mind you, because the baseline set last year was already very high in terms of performance and experience. Refinements this time give us a slightly wider foldable display(6.7-inch to 6.9-inch may not seem much, but it is tremendous in terms of comfort with typing), a larger and therefore more utilitarian cover screen an...