Author: Johannes Ernst

  • Power Consumption of Various Little Computers

    Today’s fun facts: Device Approx. power consumption Raspberry PI 2-3W BeagleBone Black 1-2W Wandboard Quad 2-4W Wansview Webcam 2-5W Netgear 5-port gigabit switch 4-5W Indie Box Prototype based on Atom with two drives 22W i3-based Home Server with four drives 70-80W Don’t take those measurements too literally. I did not systematically try to distinguish between…

  • Facebook: With 100% of potential customers, is total user sell-out next?

    From Facebook’s most recent earnings statement: Monthly active users (MAUs) were 1.23 billion as of December 31, 2013, an increase of 16% year over year. There are only 7.1 billion people on the planet. Some are babies, some are in jail, some illiterate, and some are Amish, and the like. Facebook’s customer reach is close to…

  • Argh, which website accounts do I have?

    A few years ago my problem was how to manage the passwords of 200+ on-line accounts. It’s gotten worse. Now I don’t remember what on-line accounts I have! Just now Paypal indicated to me that I apparently used to have a Paypal account with a certain e-mail address (that I’ve used for 10+ years). I…

  • “Own your own words” or they will disappear in 5 years

    Gregory Ciotti gets it exactly right:  Today, Svbtle gave me a great reminder of why I hold this opinion. In their “Open for Everyone” announcement, they let slip a paragraph that should frighten writers everywhere: We’re working on a way to guarantee that your written content will remain available on the web for at least…

  • IndieWeb, POSSE, conversational patterns and this blog

    Tantek finally made me implement on this blog one of the core ideas behind IndieWeb, which is “Publish On Your Own Site, Syndicate Elsewhere“: instead of posting our writings to other people’s sites, we post it to our own site, from where it can propagate to other places like Twitter, Facebook and the like. In…