OCaml and point clouds (opens in new tab)

I made some small progress towards my dream of a global point cloud viewer this week. Not much progress, but a start. It was riffing off a conversation I had with Anil Madhavapeddy a couple of weeks ago, where we talked about how we could have a single index for all the geospatial data we wanted. Whilst I started with trying to load all of OSM into PostGIS, I then stalled as I realised I didn't really 1) have a motivating example, and 2) didn't understand how spacial indexes work. So with apo...