[kccqzy]

This. This reminds me of a couple of other hot threads on HN like Google not allowing you to log back in to old dormant accounts. It's abundantly clear to me that it's the same thing, same motivation.

The world desperately needs to move away from username + passwords. Google might seem really pushy right now, but it's simply a trailblazer. My prediction: in a few years every company that handles valuable personal information will behave like what Google is doing today.