May I suggest Factorpedia as something slightly easier to roll off the tongue? Though I see factped as the likely name no matter

I missed FFF, thank you for bringing them back.

Regarding "real" concrete. Real concrete can mean a lot of different things.... but one thing I notice is that concrete laid before the early 20th century kind-of breaks apart and corrodes, whereas after that, it becomes much more durable. This may be in part due to better formulations but the main ...