For what PSD2 done is it made that Nordigen service possible, also I can see my history from one bank in another. Results (possibilities) greatly vary from ban

For what PSD2 done is it made that Nordigen service possible, also I can see my history from one bank in another. Results (possibilities) greatly vary from bank to bank, but in general at least I can download my data from one place. I get your complain, but It's a step forward at least.