Online slang for "proliferation". It's where you copy a previous thread title, possibly slightly tweak it, and make a joke about the tweaked title (like here!)
I read in the Guardian that Deja vu is just your brain processing sensory images as "memory in progress" and common in cases of schizophrenia & dissociative identity dissorder. Does the Sun still have jugs ?
I thought it was just something that people who like to describe themselves as 'spiritual' and 'in tune with nature' like to go on about.
Spooky It's kind of like when a CD hits a scratch and glitches but in peoples brains. Those people you mentioned are usually mental so it makes sense.