I'm thinking mostly of the computational complexity. But even ergonomically, in python, can read a csv like: import csv [row for row in csv.DictReader(f)]

I'm thinking mostly of the computational complexity. But even ergonomically, in python, can read a csv like: import csv [row for row in csv.DictReader(f)] which imo is not less ergonomic than import json [json.loads(line) for line in f]