The first time I clicked the confirmation link, I suppose it successfully confirmed me, but the page it sent me to gave me the following non-obvious message:
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Error 503 Service Unavailable
Service Unavailable
Guru Meditation:
XID: 2927985671
Varnish
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Error 503 Service Unavailable
Service Unavailable
Guru Meditation:
XID: 2927985671
Varnish