I buy games from Argentina and Turkey at Eneba and then use a VPN on my ipad and open safari and just got to redeem.microsoft.com and paste in the key. Game is instantly added to my account. Done this 40 times or more.
Maybe cleaning the card of any file system would work better as a first step.
1. Open Powershell elevated
2. Type 'diskpart'
3. Type 'lis disk'
4. Type 'sel disk x' where 'x' is the drive # the SD card is (if you have only an SSD in you PC then the SD card will be disk 1)
5. Type 'clean'
6. Exit
Ohh, really. Has no one ever had regular spinning hard drive fail? Flash drives are perfectly fine for games. You are out of your league with what you think you know. Do you have any data that shows games run off of flash media stop working any quicker than games off of rusting disks? I know you...