Yes, it's not accurate. It's a timing attack which means you have to be on the website all the time during the processing for it to actually work. But still it

Yes, it's not accurate. It's a timing attack which means you have to be on the website all the time during the processing for it to actually work. But still it does work better for smaller sets of sites (up to 7) when set up to do every step 4 times for more accuracy.