This is an update of last week's post on the spread of Covid-19 infections and deaths in the US, California, and Monterey County. I've introduced a few refinements to the graphs. The first graph is of the growth of the daily counts of confirmed cases and deaths. It is almost … [Read more...]

The California Department of Public Health publishes cumulative figures for number of Covid-19 tests performed in addition to their confirmed case numbers. I've been looking at that data, and much of it has me scratching my head. Take a look at this: The blue dots … [Read more...]

I've been frightened and shocked by the Covid-19 epidemic's rapid spread. I've been trying to make sense of how we're doing in our fight against it, and many of the graphs that I've seen on the web haven't helped much. I started making some of my own, using public databases. … [Read more...]

I got a malware infestation. Not a terrible one, just a browser hijacker, but one that proved really difficult to keep from re-installing itself. I decided to revert to a stored restore point. The system looked like it was hung, but I went off and did something else for a few … [Read more...]

I've been using Backblaze B2 for cloud backup for the better part of a year. I started out accessing it over a 50 Mb/s link. A couple of months ago I upgraded to a 250 Mb/s link, and I was interested in seeing how that affected my upload rate. Today I got around to looking at … [Read more...]