I've just googled what jsonlines was and it turns out i've been using it for a while in log files too where I wanted JSON objects but needed it to behave like r

I've just googled what jsonlines was and it turns out i've been using it for a while in log files too where I wanted JSON objects but needed it to behave like random access memory (exactly like you described with grep). I hadn't even realised it was a formal thing. Thank you