Alex's Notes

A collection of notes organized in the Zettelkästen style to foster creative thinking.

  • Improving Tail Latency Improves Reliability, UX, and Sales

    Focusing on continuously improving p99.9 latency (long tail latency) not only improves overall latency, it necessitates more reliable systems, better user experience, and enables more enterprise sales who tend to want contractual obligations around p50 latency.

  • Living an Examined Life

    The practice of being mindful about consciousness so that one can be more present and not have their mental states dictated by things out of their control.

  • Agent-Based API

    A way of modeling an external API provider as a compute resource for executing an agent program.

  • Juice

    In game design and development, juice is a term for the details that make the game visually interesting and exciting to interact with.

  • BLUF

    Stands for ‘below the line up front’ as a way leading with the conclusion from a memo.

  • UXR

    User experience research (UXR) is a function that works with users and analyzing data to learn about and test ideas.

  • Sapiens

    A book by Yuval Noah Harari about the history of humans and how we got to where we are today.

  • Developer Minded

    Users that think about your product in terms of how it will be used and what they need it to do.

  • Business Minded

    Users that frame decisions by understanding cost, benefits, and want to buy solutions.

  • Second Brain

    A tools for networked thought that allows the user to offload a process into something external to themselves.

  • 'Removed' Exhibit

    A photography exhibit by Eric Pickersgill which shows people in their every day life looking at their phones, but with the phone removed from the image.

  • Illusory Self

    In mindfulness, the practice of meditation aims to deconstruct the ego by observing thoughts and trying to notice where they originate.

  • White Fragility

    White people respond with outrage over any allegation, perceived or actual, of racism because they see racist as synononymous with bad people who hurt others.

  • Polymorphism

    A way of expressing similar, but different objects. For example in object oriented programming you might have a Vehicle class that specifies a method to move and any method that operates on a Vehicle can call the move method.

  • Disintermediation

    This note does not have a description yet. Links to this note Karura Uber drivers in Kenya call it ‘riding Karura’ when you use the app to match with a driver, cancel the ride, then paying the driver a pre-negotiated amount in cash.

  • Oumuamua

    An interstellar object that passed through our solar system in 2018.

  • Karura

    Uber drivers in Kenya call it ‘riding Karura’ when you use the app to match with a driver, cancel the ride, then paying the driver a pre-negotiated amount in cash.

  • Trust Models

    Describes different systems that require reliance on others by plotting across two axes—how many people need to behave correctly out of how many for the system to work.

  • Metacognition

    How we think about thoughts is composed of metacognitive knowledge - our understanding of our thinking and learning, metacognitive regulation - strategies and practices that control our learning, and metacognitive experiences - thoughts and feelings while learning something.

  • Spiritual Materialism

    New-practitioners adopting the practice of meditation and mindfulness has a tendency to coincide with a change of identity.

  • Principal-Agent Problem

    When a person acts on behalf of others the problem occurs when the agent acts in their own self-interest which is counter to the best interest of those they act on behalf of (principals) because of diverging interests and asymetric information (agent knows something the principals don’t).

  • Metta

    Love and kindness meditation where you concentrate on visualizing someone you know being purely happy and reciting phrases to with them well.