Prices continue to fluctuate for the vaunted V90 speed SDXC cards, which are highly prized for continuous shooting with stills and high-bit 4K video. While high-speed CFexpress cards will continue to take over from SDXC cards the V90 spec, which boasts the fastest read and write speeds, is still recommended for the Leica M11, Q2/Q3, Fujifilm GFX 100 II/100s/50s and many other new camera models with an SD slot or use SD as a back-up. Little-known brand Nextorage which was recently formed by ex-Sony staff currently has a sale on Amazon for SDXC V90 cards and their super-fast B1 Pro CF-expresss Type B cards. For, example the Nextorage 128GB V90…