I’m sorry. I don’t think it reads at all like an info dump; it’s actually very nicely laid out and the narrative style is easy reading. Greedy little me read it like an infodump, just scanning it for nuggets. I’ll give it a proper reading soon =)
I think you’re on to something with the VIRTUALLYINVISIBLE pulling out ABSCISSA, and that’s actually compatible with my view of the strata. Finding PALIMPSEST out there is not, and I’ve seen Monet’s attempt, but I honestly didn’t fully consider yours. I’ll do that now. My ideas could be totally wrong. (too bad! I like them 
I’ve got something on the compass, and I’ll share my strata / how it all fits together ideas with you, if you like, and if anything sounds good you could use it in your blog. Though I understand your blog has a very personal POV, so maybe wouldn’t fit. Contact via kryptosfan?