Books by Marilyn Wolf

My friend Steve Lin provided this description of a proven method to keep machines running smoothly.

IRIG 106, linked here, is a telemetry standard.

My attention has been called to various 911 outages over time—none of these are new:

• September 2020 here
• Colorado outage (2-3 years ago?) here

DP Review reports here on 2020 market share in smartphone image sensors.

Backblaze has released here its latest stats. And here is a very interesting article on their efforts to acquire hard drives during last year’s supply shortage.