You're looking for a good post about the SData tool V100 and its benefits, specifically regarding doubling USB or SD card space. Here's some information that might interest you:
Double USB (Standard A-grade) Results:
By using the SData tool V100 to double the space of your USB drive or SD card, you can: sdata tool v100 double usb or sd card space better
The V100’s SD card driver does not reliably support NTFS. You will get "I/O Error" at 10% of a large write. Always use FAT32 or ext4 for SD. For USB, NTFS is fine. You're looking for a good post about the
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