shaunjohn
@idealexit.bsky.social
Accelerating + Investing into web3's future #TachyonAccel. Prev: #ConsenSys, #StartupInst, #Techstars, #WorldBank. Technologist on a mission.
With the goal of achieving one-cent per kWh energy efficiency, companies like ExoWatt may just curb the AI power crisis before we see the data center land grab play itself out.
www.exowatt.com
www.exowatt.com
November 14, 2025 at 7:15 PM
With the goal of achieving one-cent per kWh energy efficiency, companies like ExoWatt may just curb the AI power crisis before we see the data center land grab play itself out.
www.exowatt.com
www.exowatt.com
4. Runtime monitoring that tracks changes in agent behavior
November 10, 2025 at 7:31 PM
4. Runtime monitoring that tracks changes in agent behavior
3. Input validation across indirect prompt injection attack vectors
November 10, 2025 at 7:31 PM
3. Input validation across indirect prompt injection attack vectors
2. Action-level permission controls on API keys
November 10, 2025 at 7:31 PM
2. Action-level permission controls on API keys
1. Memory poisoning protections for agents
November 10, 2025 at 7:30 PM
1. Memory poisoning protections for agents
Chances are, you aren't 4 for 4 across these AI security controls, but you should be! 🧵
November 10, 2025 at 7:30 PM
Chances are, you aren't 4 for 4 across these AI security controls, but you should be! 🧵
Post-pandemic AI has been a whirlwind of historical moments 🌀 in both highlights 🔋 & lowlights 🪫
October 29, 2025 at 4:47 PM
Post-pandemic AI has been a whirlwind of historical moments 🌀 in both highlights 🔋 & lowlights 🪫
To (get into YC), you must know them. Not simply their battle tactics, but their history, philosophy, art.
ycarena.com/index
ycarena.com/index
October 6, 2025 at 6:10 PM
To (get into YC), you must know them. Not simply their battle tactics, but their history, philosophy, art.
ycarena.com/index
ycarena.com/index
We got your phone tapped...but don't worry, we'll pay you for it...what could go wrong!?
www.businessinsider.com/neon-mobile-...
www.businessinsider.com/neon-mobile-...
September 26, 2025 at 5:56 PM
We got your phone tapped...but don't worry, we'll pay you for it...what could go wrong!?
www.businessinsider.com/neon-mobile-...
www.businessinsider.com/neon-mobile-...
UNGA 80 & NYC Climate Week are kicking off with (sustainably) electrifying energy🔋 ⚡
Just don't expect a beeline path to get anywhere until the closing sessions 🗺️🧭
Just don't expect a beeline path to get anywhere until the closing sessions 🗺️🧭
September 22, 2025 at 5:59 PM
UNGA 80 & NYC Climate Week are kicking off with (sustainably) electrifying energy🔋 ⚡
Just don't expect a beeline path to get anywhere until the closing sessions 🗺️🧭
Just don't expect a beeline path to get anywhere until the closing sessions 🗺️🧭
Canva's $10B pre-IPO premium on its employee share sale may make for the secondary deal to watch.
Will the premium still be eclipsed by Figma-like opening day price movements? Will avoiding the lock-up bring staff a payday or regrets in 180 days?
Will the premium still be eclipsed by Figma-like opening day price movements? Will avoiding the lock-up bring staff a payday or regrets in 180 days?
August 25, 2025 at 6:49 PM
Canva's $10B pre-IPO premium on its employee share sale may make for the secondary deal to watch.
Will the premium still be eclipsed by Figma-like opening day price movements? Will avoiding the lock-up bring staff a payday or regrets in 180 days?
Will the premium still be eclipsed by Figma-like opening day price movements? Will avoiding the lock-up bring staff a payday or regrets in 180 days?
PhD-level reasoning...smarter but slower.
This is one of the GPT-5 tradeoffs frustrating folks about the ChatGPT upgrade.
This is one of the GPT-5 tradeoffs frustrating folks about the ChatGPT upgrade.
August 18, 2025 at 4:45 PM
PhD-level reasoning...smarter but slower.
This is one of the GPT-5 tradeoffs frustrating folks about the ChatGPT upgrade.
This is one of the GPT-5 tradeoffs frustrating folks about the ChatGPT upgrade.
Happy Birthday to My Mama and Obama 🎂
August 4, 2025 at 3:38 PM
Happy Birthday to My Mama and Obama 🎂
Happy 10th Birthday, Ethereum!
They grow up so fast🦄🔟🎂
They grow up so fast🦄🔟🎂
July 30, 2025 at 4:37 PM
Happy 10th Birthday, Ethereum!
They grow up so fast🦄🔟🎂
They grow up so fast🦄🔟🎂
Watching the Windsurf acquisition unfold might bring about new language in the startup M&A: Maybe aquihire is apropos? Maybe acquirug? Probably nothing...
July 23, 2025 at 5:11 PM
Watching the Windsurf acquisition unfold might bring about new language in the startup M&A: Maybe aquihire is apropos? Maybe acquirug? Probably nothing...
“It’s nice to be important, but it’s more important to be nice”
— Borge Brende, WEF President & CEO
— Borge Brende, WEF President & CEO
July 9, 2025 at 2:48 PM
“It’s nice to be important, but it’s more important to be nice”
— Borge Brende, WEF President & CEO
— Borge Brende, WEF President & CEO
At the end of 2023, Adobe abandoned plans to acquire Figma, moreso due to regulatory hurdles than price concerns at a target of $20B. Now, $FIG is aiming to hit that number on the NYSE in the public markets 🤞🏾
July 2, 2025 at 6:35 PM
At the end of 2023, Adobe abandoned plans to acquire Figma, moreso due to regulatory hurdles than price concerns at a target of $20B. Now, $FIG is aiming to hit that number on the NYSE in the public markets 🤞🏾
Google Cloud to the internet-enabled apps we depend on yesterday 🌐 🛜📶
June 13, 2025 at 3:15 PM
Google Cloud to the internet-enabled apps we depend on yesterday 🌐 🛜📶
CTO frens, the role can be a unique one — a daily balance between being the best engineer & executive you can be, while seldom having the right resources to reach up or out to.
Even CTOs need community: aws.amazon.com/startups/lp/...
Even CTOs need community: aws.amazon.com/startups/lp/...
June 2, 2025 at 6:11 PM
CTO frens, the role can be a unique one — a daily balance between being the best engineer & executive you can be, while seldom having the right resources to reach up or out to.
Even CTOs need community: aws.amazon.com/startups/lp/...
Even CTOs need community: aws.amazon.com/startups/lp/...
The share of U.S. adults who said they have invested, traded or used a cryptocurrency 📈
May 30, 2025 at 7:11 PM
The share of U.S. adults who said they have invested, traded or used a cryptocurrency 📈
Bitcoin keeps raising the ceiling on crypto's upward volatility & is worth celebrating loudly, while stablecoins have been quietly dominating value transfer & adding nearly a quarter trillion in financial stability.
Money Talks. Wealth Whispers.
Money Talks. Wealth Whispers.
May 23, 2025 at 5:00 PM
Bitcoin keeps raising the ceiling on crypto's upward volatility & is worth celebrating loudly, while stablecoins have been quietly dominating value transfer & adding nearly a quarter trillion in financial stability.
Money Talks. Wealth Whispers.
Money Talks. Wealth Whispers.
“In our own day, the church offers everyone the treasury of its social teaching in response to another industrial revolution and to developments in the field of artificial intelligence that pose new challenges for the defense of human dignity, justice and labor,”
May 12, 2025 at 5:46 PM
“In our own day, the church offers everyone the treasury of its social teaching in response to another industrial revolution and to developments in the field of artificial intelligence that pose new challenges for the defense of human dignity, justice and labor,”
Z’s transition from venture capitalist to venture builder is a lot of us…oscillating mindsets & skillsets depending on what side of the table we’re currently seated on with startups.
Learn to love the learning loop♾️
Learn to love the learning loop♾️
May 9, 2025 at 5:17 PM
Z’s transition from venture capitalist to venture builder is a lot of us…oscillating mindsets & skillsets depending on what side of the table we’re currently seated on with startups.
Learn to love the learning loop♾️
Learn to love the learning loop♾️
Grubhub moving from Seamless to Wonder ($650M), DoorDash acquiring UK's Deliveroo ($1.9B), or the UberEats-Instacart partnership continuing to flirt...we're all standing by the door, staring at our screens, waiting.
May 7, 2025 at 5:50 PM
Grubhub moving from Seamless to Wonder ($650M), DoorDash acquiring UK's Deliveroo ($1.9B), or the UberEats-Instacart partnership continuing to flirt...we're all standing by the door, staring at our screens, waiting.