CFexpress (Type B) cards are expensive, so choosing the right type is an important decision. As both the Canon EOS R5 and Nikon Z8 have a second SDXC UHS-I/II compatible card slot I suspect many users have simply opted for to use their existing cards. For stills, it’s not too difficult a decision and the faster UHS-II cards (V60 and V90) can also handle the bandwidth required for some of the lower-end video options with the V90-rated cards being the most capable. However, to access the high bit-rate options, including 8K and high-frame video, CFexpress is required. Prices of CFexpress have tumbled in recent months and even the most affordable…