Glenn Luk
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gluk.bsky.social
Glenn Luk
@gluk.bsky.social
Co-founder/BoD Healthcare.com | Previously Catalyte | VC/PE Investcorp Technology Partners

Tech | Econ Dev | Investing | China/APAC

https://www.readwriteinvest.com/
If the HSR network were frozen today at current run-rate of ~3.4B px/year for the next 30 years, this would aggregate to 124B passengers traveling ~43T kilometers, or ~7.1 light years.

This gets you to Luhman 16, the third-closest known star.
December 14, 2024 at 3:50 PM
Since 2009, China's HSR network has served ~22 billion passengers traveling an aggregate ~7.6 trillion kilometers (~348 km/trip).

This is equivalent to ~26k round trips to the sun, or ~0.80 light years.
December 14, 2024 at 3:50 PM
Why dedicate this increasingly scarce pool on meeting foreign demand when there is still work left to be done at home?
December 11, 2024 at 7:48 PM
GM China provided a lifeboat for GM when it underwent restructuring during the GFC.

For a period of time, GM China generated more net earnings for GM shareholders than the rest of the business combined.
December 9, 2024 at 2:44 PM
GM originally setup its JV with SAIC-GM in 1995 with its 50% contribution to registered capital of ~$800M

The equity component might even be less depending on how much the buildout of the plant was funded by local debt.
December 9, 2024 at 2:44 PM
Foreign MNCs aren’t investing in China anymore.

Meanwhile Chinese MNCs are driving FDI growth in ASEAN, tightly integrating SE Asia into existing supply chains centered around China.

ASEAN is at the frontlines of a major shift in global mfg in the coming decades.

🧵
December 6, 2024 at 7:50 PM
You do not.
December 5, 2024 at 4:21 PM
Look Grady, the goal here is to replace that Gallium, which is a critical component in a variety of commercial and defense sectors, in a sustainable way.

Do I care how its done or if it is painful?
December 5, 2024 at 4:21 PM
Billy, what's going on here?

Why can't we just stick to relying on tariffs and discovering new greenfield mines?

It worked for oil, remember? We figured out the fracking and the shale stuff?

This just sounds painful.
December 5, 2024 at 4:21 PM
We need to partner with existing aluminum producers, retrofitting them to extract gallium as a byproduct.

We don't care where or how old these plants are. We don't have time to get through regulatory approvals.

Brownfield is the only way we can get the unit economics to work.
December 5, 2024 at 4:21 PM
This is what we really need:

Chemical, mechanical, materials science, civil ... every type of engineering and technical resource we can find at home or abroad.

We don't care if they are young, old, white, black, yellow, or purple ... as long as they can build & not just bark.
December 5, 2024 at 4:21 PM
Rocco, this is not the 80s anymore. 90% of gallium is produced as a byproduct of aluminum production.

You can't open a greenfield Gallium mine. The unit economics don't work.

We stopped making it here 40 years ago. Tariffs won't do a thing; we need to re-learn how to do it.
December 5, 2024 at 4:21 PM
Billy, I heard we just discovered some mine in Montana with some rare earths. Looks promising.

And President Trump is going to raise those tariffs.

That should do the trick, right?
December 5, 2024 at 4:21 PM
Five-hundred eighty-six point nine-six metric tons.
December 5, 2024 at 4:21 PM
Five-hundred eighty-six point nine-six metric tons.
December 5, 2024 at 4:21 PM
How much Gallium did China produce last year?
December 5, 2024 at 4:21 PM
Billy moneyballs Gallium

Guys, you’re still trying to fight this tech war and hold onto the gallium that China is no longer selling us.

I told you, we can’t do it ... and we can’t do it.

Now, what we might be able to do is recreate it.

Re-create it in the aggregate.
December 5, 2024 at 4:21 PM
Instead of the latest "Is Xi an AI doomer?" Economist piece, I'd expect them to be highly technical & up-to-speed on zeitgeist that is actually relevant to the disproportionately immigrant EEs + post-docs that actually work in these areas:

e.g. Taiwan's recent Premier12 underdog victory over Japan.
December 1, 2024 at 4:22 PM
The "Chinese honeypot AI" meme reveals some disturbing misogyny/xenophobia 👇, which again just highlights the toxicity on the other platform.

There is also a "main character" level of conceit evident in assumptions they are prime targets in the first place as if this were a James Bond movie.
December 1, 2024 at 4:22 PM
The debate over "polar coding" vs. "low-density parity check" presaged the coming split in the bifurcation of technology standards throughout the world.

We are seeing that continue to develop, from telecom networks to chipmaking.
November 30, 2024 at 6:40 PM
From my perch back then I did speculate a bit about the future and got a few things right.

5G was moving to the commercialization stage and China was already rolling out full 5G "standalone" networks.
November 30, 2024 at 6:40 PM
Act IV - Part 1 flashes back to China in the late 1980s, where a young mid-level officer in the PLA starts a telecom company called Huawei.

Part 2 talks about Qualcomm and the evolution of its relationship with China to the point where two-thirds of its revenue was coming from the region.
November 30, 2024 at 6:40 PM
In Act III we entered the age of data (3G) and smartphones.

This was where Qualcomm and its IP shined.
November 30, 2024 at 6:40 PM
Act II was about the GSM vs. CDMA and the 2G world; the rise of a small Finnish company once called Telenokia.
November 30, 2024 at 6:40 PM
Act I opens up w/ a scene of a fictional Gordon Gekko talking on a cellular "brick" in the closing scenes of Wall Street.

The "new world of hitherto unimaginable wealth that [Bud Fox] was about to enter" was a nice metaphor for mobile telecommunications.
November 30, 2024 at 6:40 PM