December 3rd, 2024

What I learned covering computer science in 2024

Ben Brubaker reflects on computer science in 2024, highlighting its theoretical foundations, advancements in quantum complexity, improvements in classic algorithms, and the need for broader accessibility to theoretical concepts.

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What I learned covering computer science in 2024

Ben Brubaker, a computer science staff writer, reflects on his experiences covering the field in 2024, emphasizing that computer science extends beyond just software and gadgets. He highlights the theoretical aspects of computer science, which originated from early researchers like Alan Turing, focusing on the mathematical formalization of processes. Brubaker notes that while practical applications of computers have influenced theoretical developments, fundamental questions about algorithms and complexity remain central to the discipline. He discusses recent advancements in computational complexity theory, particularly regarding quantum physics, and mentions new insights into classic algorithms, such as Dijkstra's, which have been refined for better performance. A notable achievement in 2024 was the identification of the fifth "busy beaver," a concept used to explore the limits of computation. Brubaker also shares his journey from an experimental physicist to a computer science journalist, expressing his ongoing fascination with the subject. He participated in discussions about the challenges of making theoretical computer science accessible to a broader audience, reinforcing the idea that the field encompasses much more than just technology.

- Computer science encompasses theoretical aspects beyond software and hardware.

- Recent advancements in quantum complexity theory challenge previous understandings.

- Classic algorithms, like Dijkstra's, continue to yield new insights and improvements.

- The identification of the fifth "busy beaver" marks a significant milestone in computational research.

- Brubaker emphasizes the importance of making theoretical concepts accessible to the public.

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By @dailykoder - 4 months
>A pithy quote attributed to the pioneering researcher Edsger Dijkstra helps me explain: “Computer science is no more about computers than astronomy is about telescopes.”

Reminds me of the MIT lecture "Lecture 1A | MIT 6.001 Structure and Interpretation, 1986"[1]. And I still remind myself of that. If you fundamentally understand your problem and solve it, then writing a few characters in your favorite text editor that do the task is easy

- [1] https://www.youtube.com/watch?v=2Op3QLzMgSY

By @lemagedurage - 4 months
It's a nice recap of recent advancements in theoretical computer science (quantum computing, adaptations to Dijkstra's algorithm, busy beavers).

Though do note there's many other branches in compsci than theoretical computer science. I would've added "theoretical" in the title and the intro "... Ben Brubaker unpacks what computer science is really about" seems a bit much.

By @ghm2180 - 4 months
Did the optimal algorithm for dijkstas shortest path mentioned in the article get used for something immediately consequential and very time sensitive?. My intuition would think routing internet traffic could be a good us case, but I may be wrong.