There are numerous references to ED things 'leaking' through, IMO. The 'tunnels' appearing throughout the LA Basin during the nukequake (an ancient kaer), the Morel Stone in SRM 04-00 (piece of a liferock, by the sketches), the 'rock-like changeling' that the ex-anti-metahuman Yamatetsu/Evo board member turns into ... Simon. I do admit I enjoy reading through and finding the hints, intended, ongoing, or not, that link SR to ED...