Law enforcement learned from a bitcoin exchange that the second wallet was registered to Son with his personal phone number and one of his personal email addresses.
This is not about "financial data being all public" as @Panopticon suggests. This is about setting up accounts with third-party services, and possibly even using your phone number for 2FA. Criminals really should spring for people who have even the slightest awareness about information technology security. I mean, running a kiddie porn server from your own house? Really?
Some of it is pretty horrifying to read.
And so I won't. Just like I don't watch terrorist snuff videos. I can't even imagine willingly being a content moderator on a social media site. bdd902072bf69662be2ada5d6d9ac3e951e19dc8c0c5f22bf7b1c6178a6dfb6f