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You just know that the techbro billionaires might well have people already working on that.

Depends on if you additionally ignite it.

Barry! He's getting away with your jetpack.

just tripped across this passage in Robert Goddard's autobiography

He ALREADY answered this question in the book "what if?" There are too many negatives to make this a positive.

Some Cursed Halo Again logic right here XD

Rocket Jumping, real?

jetpack joyride laugh

That's gotta be an Enter The Gungeon item...

noita mentioned

reminds me of project orion! en.wikipedia.org/wiki/Project...

Only Americans could come up with questions like these...

This was my favorite what if of all time, it's the perfect mix of math and absurd to make my kids happy to learn.

Good for getting somewhere: D- Good for making sure nobody is chasing you: A+

If you think I'm riding that thing, you *are* smoking lightning.

now that raises the next question: what ammunition has the best specific impulse? Are small pistol rounds like 9mm better because of the relatively low shell weight or does the equation favour high velocity rounde despite the heavy brass?

BARRY STEAKFRIES

So you don't do What-Ifs in text now, then? It's all videos? That's such a shame. I just recently discovered them for myself, but text is so much easier to comprehend. And yes, I know you don't answer in comments due to how Bluesky handles replies. I just wanted you to know.

Ahh, back to the 90s 😋 youtu.be/CERTo_ZC8XA?...

Or when you have to turn - I did this mostly in Vice City, and if you don't make the turn at the south end of Little Havana, you get wasted by a large office block.

where have i heard this before?...

I think it's less about "making" a jetpack with rifles and more about "stealing the Army's" jetpack. 😁🤷‍♂️

Evidently the idea dates from Goddard, and Jerry Pournelle's 1980 novel King David's Spaceship uses it as well. en.wikipedia.org/wiki/King_Da...

What a delightful mix of weird and normal units! (readers choice) only some scientific Americans (and some Brits probably) can follow intuitively 😀

The first "What If?" book remains one of my all-time favourite audiobooks 💖

That one is for sure from a jetpack joyride player...