One question that Model Y owners get a lot from people riding with them is “how do I open the door?” People who have never ridden in a Model Y before typically don’t know how to open the door, often pulling on the emergency release lever. Unfortunately this can damage…

The Math Checks Out — Uber Eats is incredibly convenient. What if I told you it can be cheaper than making food from scratch? I’ll prove it! No tricks. No B.S. Just math. Introduction First, we’ll see how much Americans spend on groceries, then we’ll see how much more ordering all meals on Uber Eats would…

If the copper in pennies is worth more than 1 cent, why aren’t people melting pennies to get rich? — You may have read that a penny costs the US Mint more than a penny in material costs. Is this true? Should we melt pennies to get rich? We will explore this topic. Background For much of their history, US pennies were mostly copper. Pennies made on or before 1982 were…

There are a ton of Teslas on the coasts of the US. And because they all look the same, Tesla owners love customizing their cars. Here are some aesthetic and functional accessories to make your Model 3 your own. Efficiency EV owners are obsessed with efficiency. A spoiler reduces drag by…

A Technical Literature Review — This literature review was originally written in December 2017 by Matthew Cheung, for the graduate-level course ME 290R (Topics in Manufacturing — Nanoscale Manipulation of Materials) at the University of California, Berkeley. Abstract Historically, microprocessor die size has stayed relatively constant. While performance has increased due to the increased number of…

This Could Save You a Ton of Money — If you’re like me, you don’t enjoy paying taxes. I understand that taxes are sometimes necessary, but at times, they can be burdensome. I live in the San Francisco Bay Area, where sales tax (paid to the California DMV) when registering a new car is about 9.25%.

One question that Model 3 owners get a lot from people riding with them is “how do I open the door?” People who have never ridden in a Model 3 before typically don’t know how to open the door, often pulling on the emergency release lever. Unfortunately this can damage…

EV drivers hate noise. Wind noise is air howling at you. And tire/road noise is an equally annoying hum. How is wind noise and road noise is produced? I’ll explain both of these and then present solutions to reduce the noise. The goal is to make driving the Model 3…

Coffee. Work. Snacks. Work. Lunch. Work. Snacks. Work. Dinner. Sleep. — In Silicon Valley, there are quite a few Product Design Engineers. We are mechanical engineers who design consumer electronics or hardware. Think: the people who make sure your phone doesn’t break after one drop. For example, at my previous role at Apple, I designed, prototyped, and tested next-gen MacBook hardware. …