Jevaughn Vickers
406 posts


@oprydai I started with software and quickly learned that I don’t enjoy abstraction; I want to build the entire system.
CAD became a necessity then.
I don’t have great hardware so I opted to start with Onshape in the browser.
Starting the lessons with CAD Fundamentals on their website.
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learn CAD. seriously.
not as a “nice to have”.
as a thinking tool.
start with fusion 360 (hobbyist).
it’s free. it’s powerful. it’s enough.
cad teaches you how reality works:
• constraints over vibes
• tolerances over guesses
• assemblies over parts
• manufacturability over aesthetics
you stop imagining objects.
you start reasoning about them.
every good hardware engineer thinks in sketches, features, and parametric relationships.
change one dimension.
the whole system updates.
that’s systems thinking in physical form.
once you can model:
you can 3d print.
you can cnc.
you can design enclosures, brackets, mechanisms.
you can actually build.
software people write abstractions.
cad people design reality.
learn CAD early.
it compounds fast.

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@oprydai Well said.
I started learning calculus mid 2025 out of curiosity, refusing to accept that it’s as impossible and insurmountable as everyone seems to think.
I look forward to gaining this level of insight.
Perception is crucial, especially for aspiring engineers.
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study calculus.
not for exams. not for credentials. for perception.
calculus teaches you how change actually works.
how systems evolve.
how motion, growth, decay, feedback behave over time.
derivatives train you to see rates, not snapshots.
integrals train you to see accumulation, not events.
limits train you to reason at the edge of understanding.
this is why calculus shows up everywhere: physics, control systems, robotics, economics, biology, ml.
anything dynamic eventually reduces to calculus.
people avoid it because it’s abstract. engineers embrace it because it collapses complexity.
once you internalize calculus, the world stops looking discrete and noisy.
it becomes continuous, smooth, predictable.
you stop reacting. you start modeling.
that’s the real payoff.

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@jevaughnvick @GeekyVaishnavi for me a few things:
- the memory consumption of comet was crazy
- never really found myself needing the search features felt "out of place"
- you can't adjust the new tab for comet, have a lot of widgets there for my productivity
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@Jacobsklug Sam Altman spoke on it being a sycophant by design. Apparently that’s what the people want.
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This book is a godsend and I’m many stages ahead of where I would be without it. Many thanks to @coryalthoff

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Started working on the home page.
Idk about that design long term but it’ll work for now.


Jevaughn Vickers@jevaughnvick
For the sake of not having to break out pencil and paper every time I want to play, I’m building the classic ABC fast or slow game into a web app.
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