The author pulled off a very-satisfying conclusion to both "Ender's Game" universes, bridging the original series, its prequels, and the "Shadow" series together well. He resolved most of the plot threads. There was a little too much deus est machina in the magic systems, and the near-omnipotence of the main characters was unsatisfying. However the story and endings have a "big heart" and I really enjoyed the prominence of all the "little things" and warm details. 5/5 Stars.
Thursday, December 23, 2021
Tuesday, December 21, 2021
Thursday, December 16, 2021
A Thousand Brains: A new theory of intelligence by Jeff Hawkins
I think this book was on Bill Gates' annual "best books I read list" of 2021. The author is proposing a much-different and enormously rich, dense mechanism for how our neocortex is self-aware and intelligent. It's a great theory and does fit most of the phenomena observed in neuroscience. When Hawkins wanders into ethics and philosophy, his writing is not as strong. 4/5 Stars. I bought the hard back as a gift for someone special.
Labels:
popsci
Thursday, December 9, 2021
Leviathan Falls by James S. A. Corey
The poignant, bitter-sweet conclusion of this fantastic series is another well-crafted story with an interesting series of plot twists at the end. I look forward to the "filler" novellas of material the editors cut out and hope these two authors continue to collaborate on future projects. 5/5 Stars.
Tuesday, December 7, 2021
Termination Shock by Neal Stephenson
Another fantastic work by one of my favorite writers. This one is much better than Fall, even more fun and better than REAMDE. I loved all of the colorful characters and the eye-opening immersion into the circumstances and cultures of important but obscure parts of the world. The physics and engineering were icing on the cake, topping off one of Stephenson's best-ever novels. 5/5 Stars. Highly recommended.
Wednesday, December 1, 2021
The Lincoln Highway by Amor Towles
I enjoyed the story, characters, and cultural immersion into a "slice of life" of this interesting time in our history. Towles experimented with shifting first-person narration among the characters so that we can get into their internal dialog, values, and attitudes. This technique has drawbacks but enhances the reader's immersion into the story. I think Gentleman in Moscow is better but I really love this one as well. 5/5 Stars.
Labels:
history
Sunday, November 28, 2021
Most tech folks dislike tickets and everyone hates JIRA
Arnaud Porterie wrote about the "ticketing system" problems most global-5000 tech organizations have. His company "Echos" is trying to help solve some of these problems. Arnaud gives some very-compelling arguments about why ticketing systems are abused for multiple purposes. Ticketing system overuse (especially JIRA) disempowers the product or development teams forced to comply with tops-down disempowerment. I have personally watched this phenomenon taken to an extreme recently.
I agree with the elegance of linking to task tracking using github labels instead of tickets or extra github issues. I am curious if developers and product teams actually enter data for all the purposes he describes in his company's product. I suspect many teams are just not good at communicating in general. I have seen a lot of content-free or incomprehensible updates in whichever system(s) the team is using, even when the team embraces their role of being ticket monkeys.
However, if the leadership of an enterprise is enlightened and wants to empower their teams, the Echos product looks pretty good.
Friday, November 26, 2021
Cheap, thoughtful gift for the Unix expert
It's been a couple of years since we could walk the vendor booths at tech conferences and pick up stickers to give out to our teams or put on our laptop lids. stickermule.com has us covered. For $1 (including free shipping) you can send your friends a sticker pack instead of or in addition to your Holiday greeting card.
Labels:
devops
Thursday, November 18, 2021
Saturday, November 13, 2021
The Poisonwood Bible by Barbara Kingsolver
After many years of pushing this battered, dog-eared book down on my reading stack, I finally picked it up as a welcome break from space opera and popular science. The non-stop cajoling of my family finally overwhelmed my hedonistic reading proclivities. The book and story are as fantastic as my family promised. The deep insights into culture and geopolitics of (what are in 2021) Republic of Congo, Democratic Republic of Congo, and Angola are still extremely valuable. I am sorry I did not read this book decades ago. 5/5 Stars.
Labels:
history
Thursday, November 11, 2021
Wednesday, November 10, 2021
Wednesday, November 3, 2021
Saturday, October 30, 2021
Interesting article in Nature
This week's Nature has an interesting and comprehensive paper about my son's research in organoid development using pressure and geometric constraints.
Labels:
popsci
Friday, October 22, 2021
Tuesday, October 12, 2021
Sunday, October 10, 2021
Tuesday, October 5, 2021
Monday, October 4, 2021
Saturday, October 2, 2021
Saturday, September 25, 2021
Friday, September 24, 2021
The Heilmeier Catechism
George H Heilmeier directed the United States Defense Advanced Research Project Agency from 1975 to 1977. He created the following 9 questions for the agency and grant applications to evaluate research programs:
- What are you trying to do? Articulate your objectives using absolutely no jargon.
- How is it done today, and what are the limits of current practice?
- What is new in your approach and why do you think it will be successful?
- Who cares? If you are successful, what difference will it make?
- What are the risks?
- How much will it cost?
- How long will it take?
- What are the midterm and final "exams" to check for success?
These questions became known as the "Heilmeier Catechism" and we still use them.
Labels:
popsci
Monday, September 20, 2021
Tuesday, September 14, 2021
Saturday, September 11, 2021
Friday, September 10, 2021
Wednesday, September 8, 2021
Monday, September 6, 2021
Sunday, September 5, 2021
Saturday, September 4, 2021
Wednesday, September 1, 2021
customer delight level objectives (DLO's)
Most technology organizations have embraced the shift away from 20th century service level agreements (SLAs) and 19th century availability measures of "mean time between failures" (MTBF) mean time to repair (MTTR). Everyone is looking at service level objectives (SLO's) which are customer-perspective measures of your service, outage budgets, and service level indicators (SLI's). SLI's are numerical observations and, one hopes near-isomorphic mappings to SLOs.
I perceive that direct customer feedback, engagement, & emotion are missing from our measurements. When we formulate our objectives, measurements, and actions, we make terrible assumptions about what our customers want, how they feel, and if they like what we have delivered.
I am therefore proposing that instead of Service Level Objectives and outage budgets we should start with Customer Delight Objectives (DLOs). Delighting customers is all that matters. We ignore direct customer feedback, customer sentiment, and customer promotion of our service at our peril.
Tuesday, August 31, 2021
Root Cause Analysis of SUCCESS
Here is another great analogy about root causes of successes and failures in systems that lends insight into resiliency. It's fun food for thought.
Labels:
devops
Sunday, August 29, 2021
Friday, August 27, 2021
Saturday, August 21, 2021
The Rules of Civility by Amore Towles
Having been blown away by his latest book, A Gentleman in Moscow, I had to read his earlier book. I do not care as much about the history, setting, or characters of this story. It is extremely well-crafted and immersive, though. 3/5 Stars.
Labels:
history
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