Could I store all my JSON data in the memmory for faster read/write access?…since I have heard that storing it in the storage/on disk might be a slow process.

我可以保存我所有的JSON数据的记忆更快的读/写访问？ …因为我听说它存储在存储/磁盘可能是一个缓慢的过程。

youdao

And AgigA Tech makes so-called non-volatile Random Access Memory (RAM) that helps people store and retrieve rapidly changing data far more quickly than the slow-poke disk drive technology that keeps data centers humming.

FORBES: AgigA Tech's Fast, Battery-Free Data Retrieval