Rebane's Ruminations
January 2026
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Category: Web/Tech

  • [This is the addended transcript of my regular KVMR commentary broadcast on 19 April 2013.] OK, those of you out there in radio land who want to help a young person find an awesomely interesting and well-paying career, pay close attention to what follows.  The jobs in science, technology, engineering, and mathematics, or STEM areas,…

  • George Rebane Years ago when graphic displays were first coming into shipboard combat systems, as a developer of such systems we had to ask ‘what’s the best way to work with on-screen information – nominating and manipulating display elements?’  The main contending graphic input device alternatives were wired pens and trackballs, the touch screen was…

  • George Rebane Watching the news we were reminded that 20% of post-op patients are back in the hospital within 6 months at a marginal annual cost of almost $100B nationwide.  It is one of the biggest components in the expense of healthcare.  And we know that hospitals are very dangerous places for your health –…

  • George Rebane A new iPhone and iPad encryption app will come on the market this Friday 8 February that is sure to get the feds’ undies in a bundle.  It was developed by a hot new cryptography start-up called Silent Circle,  and has already been successfully tested in a number of situations worldwide.  Readers will,…

  • George Rebane The importance and magnitude of EVERY social problem lies in its numbers.  If you don’t understand the numbers and how they relate, all you can do is emote about the problem. RR has argued from the start that applying the tools of the systems sciences is critical to the solutions of all social…

  • George Rebane A quick update on a major developing theme in education – the massively open online course or MOOC.  I last reported on this progress earlier this month (here). While MOOCs are providing tens of thousands of online students with low cost education and certification in various areas, they have yet to be accepted…

  • George Rebane Additive manufacturing, now ‘3D printing’, has been around and evolving for years.  But with the introduction of the precision and automated control of lasers and CAD (computer aided design) encoding the design of the manufactured (‘printed’) part, the field has taken off.  Imagine having a device approximately the size of a refrigerator in…

  • George Rebane The long running Consumer Electronics Show in Las Vegas is again in full swing showing off all kinds of new technical innovations, gizmos, and ongoing projects.  Absent again are the big guys like Microsoft, Apple, etc, but you can be sure that they have sent teams of attendees to see what's worth copying…

  • George Rebane [This is the transcript of my 4jan13 KVMR commentary.  I last covered MOOCs in my 21aug12 post.  This post has an addendum that explains in more detailed how intelligent MOOCs can be designed to deliver complex instructional sequences that are not available in traditional learning environments. ] Let’s consider higher education for bit…