As a general privacy and safety rule of thumb, I don’t browse the web while logged in and I don’t use social login. That means when I go to a site, I log in with email and password, do my thing, log out. Nobody needs to know when I’m logging in somewhere, nor where I’m browsing to after that, thanks.
But then there is Medium:
Sure, the proliferation of accounts and passwords is a pain, but these alternatives are not the solution.