Yeah that's true. You need the data from both the ISP and reddit, and correlate using timestamps from both sides. That's true of VPNs, too. If multiple people w

Yeah that's true. You need the data from both the ISP and reddit, and correlate using timestamps from both sides. That's true of VPNs, too. If multiple people with the same external IP were browsing reddit around the same time, the argument in court would likely become about the accuracy of timestamps.