Category Archives: History

Testing

I’m reviving this blog to see what happens. If readers are interested I’ll see if any of the other writers (including the readers who write in) are interested in re-joining. Or, if we want to move it elsewhere. Or something. Not sure. Ideas welcome. If you have some, write me at my first name at […]

Coming from everyhere

To answer the question Where are SiriusXM radio stations broadcasted from?, I replied, If you’re wondering where they transmit from, it’s a mix. SiriusXM transmits primarily from a number of satellites placed in geostationary orbit, 35,786 kilometres or 22,236 miles above the equator. From Earth they appear to be stationary. Two of the XM satellites, […]

Digging Andrew Odlyzko

For anybody interested in the history of infrastructure, and lessons to be learned from many points in the history of the Industrial Age, Andrew Odlyzko, of the University of Minnesota, is required reading. Here is a reading list. Note the pieces on railway mania. Highly relevant stuff. I’m writing this right now while leveraging one […]