I'd be interested in this too - so far your responses seem to be either short, or from people citing something other than when they joined though. You might try going back and reading through the old yearly prediction threads though, I found them interesting in some ways.

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I've only been here since around last Christmas, and the only real changes are a slight update closer on weak AGI, and an acknowledgement we're likely to see the ramp up the singularity before volitional AGI.