Rocko
@jhumphre.bsky.social
Professor, Earth Scientist, World Traveler, Raconteur
It’s a long list. Decentralized. No CEO or Board of Directors. No marketing. Ultimate scarcity - there will only ever be 21M Bitcoin. Portable. Divisible. Fungible. Incorruptible.
It’s a $2T asset. There is no second best. Take some time to learn. Good luck!!
It’s a $2T asset. There is no second best. Take some time to learn. Good luck!!
June 7, 2025 at 2:18 AM
It’s a long list. Decentralized. No CEO or Board of Directors. No marketing. Ultimate scarcity - there will only ever be 21M Bitcoin. Portable. Divisible. Fungible. Incorruptible.
It’s a $2T asset. There is no second best. Take some time to learn. Good luck!!
It’s a $2T asset. There is no second best. Take some time to learn. Good luck!!
You know not of what you speak.
June 6, 2025 at 11:10 AM
You know not of what you speak.
There is no comparison between Bitcoin and all the other cryptocurrencies. Spend some time learning the difference.
June 5, 2025 at 10:14 AM
There is no comparison between Bitcoin and all the other cryptocurrencies. Spend some time learning the difference.
The pictures are from the old Bahrain Fort, a tourist attraction, about a 20-minute drive from the US Naval base (just for accuracy’s sake).
May 27, 2025 at 1:25 AM
The pictures are from the old Bahrain Fort, a tourist attraction, about a 20-minute drive from the US Naval base (just for accuracy’s sake).
Solitary rugose coral and crinoids. Mississippian or Early Carboniferous.
April 26, 2025 at 9:02 PM
Solitary rugose coral and crinoids. Mississippian or Early Carboniferous.
Yes, they’re common marine invertebrate fossils since the Cambrian. At times they were major reef builders.
April 15, 2025 at 8:41 PM
Yes, they’re common marine invertebrate fossils since the Cambrian. At times they were major reef builders.
Merely pointing out that all energy sources have costs and trade-offs. People think that the electricity for EVs comes out of a plug by flipping a switch, not from burning coal. Wind turbines and solar panels don’t grow; they’re mined.
April 15, 2025 at 8:35 PM
Merely pointing out that all energy sources have costs and trade-offs. People think that the electricity for EVs comes out of a plug by flipping a switch, not from burning coal. Wind turbines and solar panels don’t grow; they’re mined.
Clever enough to know that answer (geology professor of 39 years). Simply pointing out that all energy sources have trade-offs.
April 15, 2025 at 5:44 PM
Clever enough to know that answer (geology professor of 39 years). Simply pointing out that all energy sources have trade-offs.
And the battery and cable raw materials come from? Anyone?
Mining.
Mining.
April 15, 2025 at 3:21 AM
And the battery and cable raw materials come from? Anyone?
Mining.
Mining.
But 45-55% indirect cost rate for mediocre facilities and bloated admin undermines the scientific endeavor. So, what’s a reasonable IC rate?
April 12, 2025 at 4:02 AM
But 45-55% indirect cost rate for mediocre facilities and bloated admin undermines the scientific endeavor. So, what’s a reasonable IC rate?
Cash will melt like an ice cube with high inflation.
April 11, 2025 at 5:38 AM
Cash will melt like an ice cube with high inflation.
No. It’s defined as falling on the first Sunday in April. That’s when we celebrate it.
April 6, 2025 at 8:42 PM
No. It’s defined as falling on the first Sunday in April. That’s when we celebrate it.
Again, no need to post same-day spoilers.
April 4, 2025 at 7:36 AM
Again, no need to post same-day spoilers.
We’re driving, driving, driving on the Autobahn.
March 31, 2025 at 3:01 PM
We’re driving, driving, driving on the Autobahn.
STEM Faculty. Please consider the King Fahd University of Petroleum and Minerals. I’ve been here for 8.5 years. High salaries, free on-campus housing, VIP medical insurance, two months summer vacation, child education allowance, annual family repat flights home, etc.
March 30, 2025 at 2:30 PM
STEM Faculty. Please consider the King Fahd University of Petroleum and Minerals. I’ve been here for 8.5 years. High salaries, free on-campus housing, VIP medical insurance, two months summer vacation, child education allowance, annual family repat flights home, etc.
Geoscience grad students, please apply to the College of Petroleum Engineering and Geosciences at King Fahd University of Petroleum and Minerals. We have vibrant MS and PhD programs and state of the art analytical facilities. Paid tuition and fees, free housing and medical insurance, etc.
March 30, 2025 at 2:23 PM
Geoscience grad students, please apply to the College of Petroleum Engineering and Geosciences at King Fahd University of Petroleum and Minerals. We have vibrant MS and PhD programs and state of the art analytical facilities. Paid tuition and fees, free housing and medical insurance, etc.
I left the US symbolically on January 20, 2017. I’m a geology professor who chose to continue my academic career elsewhere. I’ll be retiring soon from my position in Saudi Arabia, with no desire to go back to the US (heading to Thailand). I love the expat life; you can, too.
March 30, 2025 at 1:06 PM
I left the US symbolically on January 20, 2017. I’m a geology professor who chose to continue my academic career elsewhere. I’ll be retiring soon from my position in Saudi Arabia, with no desire to go back to the US (heading to Thailand). I love the expat life; you can, too.
They used phishing attacks on exchange employees and customers to get their wallet addresses deceptively. They then laundered the Etherium (for example), mostly exchanging it for Bitcoin and spreading it around wallets they controlled. Neither ETH nor BTC blockchains were hacked.
March 29, 2025 at 4:26 AM
They used phishing attacks on exchange employees and customers to get their wallet addresses deceptively. They then laundered the Etherium (for example), mostly exchanging it for Bitcoin and spreading it around wallets they controlled. Neither ETH nor BTC blockchains were hacked.
Crypto was not hacked. The exchange it was held on was hacked. Very different scenarios.
March 28, 2025 at 8:59 PM
Crypto was not hacked. The exchange it was held on was hacked. Very different scenarios.
Caribbean, based on the coral assemblage.
March 28, 2025 at 12:51 PM
Caribbean, based on the coral assemblage.
Who does sole-authored science anymore?mine are from a couple of decades ago.
March 28, 2025 at 5:34 AM
Who does sole-authored science anymore?mine are from a couple of decades ago.
Electricity generation is dominated by burning coal and natural gas. Is that difficult to understand?
March 28, 2025 at 5:32 AM
Electricity generation is dominated by burning coal and natural gas. Is that difficult to understand?