Hello, I am new to arduino but have a fair amount of experience in programming in general. I have a teensy 4.1 with a SD card. In that card I have a json file (1 to 16 MB) which is basically a map, a single level of key/value pairs. I'd like to access any value instantly (<50ms at most, <10ms ide…

[Solved] Handling megabytes of data stored in a sd card

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