Divraj Jain

@TorqueAero , Cooler Weather = More Productivity, Walking , Papà di @Ari_Jain_

[Divraj Jain @divraj]

The fastest drone just hit 685 km/h — faster than any manned electric aircraft.

But speed records aren't the interesting part.
In Ukraine, interceptor drones are evolving in weeks instead of years. A $1,000 drone hunting a $25,000 target. Borrowing everything from the FPV racing world.

And in doing so, they're quietly solving the hardest problems in high-speed electric flight — power density, thermal management, autonomous guidance, structural fatigue under repeated high-power cycles.

GPUs were built for gaming. Crypto mining pushed the hardware further. Then the same stack became the foundation for modern AI.

The same pattern may be happening in aviation.

FPV racing built the ecosystem. Interceptor drones are forcing real-world iteration at a pace aerospace has never seen. Ballistic electric flight — aircraft climbing to 80,000 ft, punching past Mach 1, coasting to their destination — may emerge from the same technological base.

Not because interceptors scale directly into passenger aircraft. But because once a drone has to survive repeated missions instead of one, it stops being a munition and starts being a very high-performance electric aircraft.

Full post ( below )

[Divraj Jain @divraj]

whispers tech is definitely cool
in theory but when it comes to operation ultra distributed propulsion will face major challenges . lillium struggled with a similar concept . the distributed nature leads to complex wiring , maintenance and failure modes. in addition efficiency gains from
embedding are often lost due lower efficiency at lower speeds. in general propulsion has been getting bigger and bigger as can be seen with modern turbofans which are really ducted fans powered by a jet .

[Whisper Aero @WhisperAero]

🚨 STOL & VTOL will never be the same. Meet JetFoil™, a new form of powered lift!

JetFoil embeds our UltraQuiet™ efficient ducted fans into the leading edges of wings for simple, compact, fast, safe, and silent runway independent operations.

[Divraj Jain @divraj]

ultra safe personal recreational flight is unlikely to ever be multicopters / pure eVTOL

no lift at all incase of battery / motor failures

no control authority in failures

[Divraj Jain @divraj]

the long-term prize is not matching airline safety.
it is moving personal flight from the 5-50x driving region toward the 1-5x driving region.
that would be a far bigger breakthrough than a new propulsion system.

[Phoenix𝕏 @Xaraphim]

me when I see a Robinson flying

[Divraj Jain @divraj]

same thing playing out with BYD vs others , 15% lower cost due to vertical integration

[Divraj Jain @divraj]

very impressive from ehang

https://t.co/pEv4br3mVN

joby and archer will struggle to compete with the VT35 and its successors

ehang has the whole supply chain close to it and keep can iterating all subsystems aggressively

[Divraj Jain @divraj]

the long-term prize is not matching airline safety.
it is moving personal flight from the 5-50x driving region toward the 1-5x driving region.
that would be a far bigger breakthrough than a new propulsion system.

[Divraj Jain @divraj]

relative risk of entry into personal flying vs driving:

car: 1x
glider: ~1-5x
ga trainer: ~2-10x
gyroplane: ~2-15x
experimental aircraft: ~3-20x
ultralight: ~5-50x
powered paraglider: ~5-50x
paraglider: ~10-100x
hang glider: ~10-100x
motorcycle: ~10-30x

[Divraj Jain @divraj]

most personal aircraft innovation focuses on propulsion.
electric.
hybrid.
hydrogen.

but propulsion is not where most fatalities originate.
the larger opportunity may be changing the energy state of the aircraft itself.

lower wing loading.
lower speeds.
lower kinetic energy.
more survivable outcomes after mistakes.

[Divraj Jain @divraj]

because aviation risk is dominated by:
loss of control
weather
impact energy
pilot decision making
not primarily engine failures.

[Divraj Jain @divraj]

great nuance on widening inequality https://t.co/kxOyeIR8EW

[Frontier Indica @frontierindica]

"Top 1%" makes this sound much broader than it is.

From 1981 to 2022, India’s top 1% wealth share went from 12.5% to 40.1%.

But the top 0.1% went from 2.7% to 29.7%.

So the remaining 0.9% of the top 1% only went from 9.8% to 10.4%.

The actual story is the top 0.1% pulling away from everyone else. They are the ones who captured the real upside of market reforms, financialization and asset-price growth.

[Divraj Jain @divraj]

build hardware and diversify away from india

[Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞) @teortaxesTex]

holy shit AGI will be an existential threat to India

[Divraj Jain @divraj]

my updated post on reasons to be pessimistic on india's prospects https://t.co/54SCxIcPRY

[Divraj Jain @divraj]

.@IndiGo6E is always keeping cabin temp too warm , should keep around 21c fuel savings will be significant

"At 35,000 ft the outside air is typically around -50°C. The A320's environmental control system uses hot engine bleed air and then expends energy conditioning it to the desired cabin temperature. A warmer cabin setpoint requires retaining more of that bleed-air heat and increases the temperature difference between cabin and ambient air, leading to greater heat loss through the fuselage.

The fuel savings from a few degrees are small, but the physics favors a cooler cabin, not a warmer one. Passengers can always add a layer; they can't remove excess cabin heat.

Cooler cabin = better comfort for most passengers and slightly better efficiency."

[Divraj Jain @divraj]

https://t.co/SLSHmBoBPb

[Ananth Krishnan @ananthkrishnan]

A good initiative: India’s new Ambassador to China @VDoraiswami speaking in Mandarin introduces the Indian Embassy and its services. A snippet of the video that’s up on Chinese social media

[Divraj Jain @divraj]

great lens for india vs china - india still stuck in nehruvian institutions while deng + others transitioned china aggressively

[Marko Jukic @mmjukic]

It's so hard to achieve improvements in governance these days because you aren't trying to out-think, out-organize the current morons in charge of organizations (common, subtle mistake)—you have to out-think, out-organize the genius founders, the long-dead titans who built them!

[Divraj Jain @divraj]

https://t.co/EhRaqr3DZY

[Divraj Jain @divraj]

The fastest drone just hit 685 km/h — faster than any manned electric aircraft.

But speed records aren't the interesting part.
In Ukraine, interceptor drones are evolving in weeks instead of years. A $1,000 drone hunting a $25,000 target. Borrowing everything from the FPV racing world.

And in doing so, they're quietly solving the hardest problems in high-speed electric flight — power density, thermal management, autonomous guidance, structural fatigue under repeated high-power cycles.

GPUs were built for gaming. Crypto mining pushed the hardware further. Then the same stack became the foundation for modern AI.

The same pattern may be happening in aviation.

FPV racing built the ecosystem. Interceptor drones are forcing real-world iteration at a pace aerospace has never seen. Ballistic electric flight — aircraft climbing to 80,000 ft, punching past Mach 1, coasting to their destination — may emerge from the same technological base.

Not because interceptors scale directly into passenger aircraft. But because once a drone has to survive repeated missions instead of one, it stops being a munition and starts being a very high-performance electric aircraft.

Full post ( below )

[Divraj Jain @divraj]

https://t.co/snR0Ty63V8

[Divraj Jain @divraj]

the most realistic electric / hybrid aircraft design for todays battery densities

blown wing with distributed propulsion , where distribution is actually useful vs being distributed to reduce torque requirements of motors

clean turbogenerator integration to compensate for todays battery densities

surprised only lat aerospace is competing in this design space vs eVTOL where disk loading is impractical

[Electra.aero @ElectraAero]

Electra recently conducted the first urban demonstration of our Ultra Short, landing on the pier at Columbus Street Terminal in Charleston in front of CAPA Airline Leader Summit Americas attendees.

The demo brought Direct Aviation to life, showing what's possible when you can offer air services close to where people live, work and play, without the friction of long drives or traditional commercial air travel.

Read the release here: https://t.co/J7AyMDU3VH

[Divraj Jain @divraj]

@gautam9 @seriousfunnyguy should be done at scale in the atmosphere @MakeSunsets

[Mascot_of_EH @enhanger1]

The VT35 looks amazing 🤩
2026 Drone 🌎Congress

Compact intercity eVTOL for
1st CLASS 🛩️, minimized takeoff rqmts, can utilize many
takeoff/landing sites eg Rooftops

Smart, compatible with
EH 216-S AirTaxi vertiports

No🧑‍✈️needed, affordable 🎫
2 pax,spacious cabin,multimedia