@pvn.li.bsky.social
Minesweeper aficionado. Infosec/Software Supply Chain Security/OPSEC/SBOMs. Mycology dilettante, coffee enthusiast, manhole cover connoisseur. Memphis, TN, USA. Fediverse: @pvn@mas.to
geometry of the broadband horn reflector antenna: the apex of the horn coincides with the focal point of the parabolodial reflector.
I always wondered about the shape of these horn antennas and then I saw this diagram that illustrates how they're just a partial parabolic reflector and it all made sense.
19.10.2025 16:58 β π 45 π 3 π¬ 1 π 03.6, not good, not terrible
31.08.2025 21:46 β π 9 π 0 π¬ 1 π 0ProfG, enforced identification/registration of social media accounts isn't going to stop toxicity, tons of people spew this stuff on facebook under their real names. It sounds like it would work because you're a decent human being who values his own reputation but the evidence shows it isn't true.
16.07.2025 15:36 β π 4 π 0 π¬ 0 π 0Itβs the most inspired thing Iβve ever seen on TV
18.06.2025 02:06 β π 3 π 0 π¬ 0 π 0This is just one example. Tons of software is running in sensitive production environments without anyone knowing anything about the people writing and controlling the software. We're starting to look and we're finding a lot of weirdos.
05.05.2025 12:07 β π 3 π 0 π¬ 0 π 0I assume "things are going to work out" means "all the countries I put tariffs on are going to buy a bunch of my memecoin"
09.04.2025 14:16 β π 6 π 0 π¬ 0 π 0Jensen didnβt go but he did meet with Trump a few days later
05.04.2025 23:06 β π 1 π 0 π¬ 0 π 0Is this a move to avoid a possible margin call on all the TSLA stock he mortgaged to finance the twitter deal? A bailout for grumpy investors?
28.03.2025 22:47 β π 3 π 0 π¬ 0 π 0The only good thing about this phenomenon is that it's a great way to very quickly find out if you're talking to a drooling idiot.
22.03.2025 12:56 β π 2 π 0 π¬ 0 π 0it generally means following the letter of the law/regulation but doing so in such a way to purposefully produce an outcome that was not intended by the rule makers. It's absolutely not what is happening in this case.
21.03.2025 13:37 β π 24 π 0 π¬ 2 π 0@kenjennings.bsky.social please settle a dispute about this clue from Wednesday's match, would you have accepted "Duke of Windsor" here? At the time in question, he wasn't yet Duke of Windsor, in the general case does the name of a person at the time specified in the clue matter? TIA
28.02.2025 13:56 β π 9 π 0 π¬ 1 π 0Why not say "this is a lie" rather than just the mealy-mouthed "this is a strategy"???
11.01.2025 23:03 β π 165 π 1 π¬ 3 π 0Memphis had an arena league team that played in the pyramid in the 90s (obviously they were named the Pharaohs)
28.12.2024 16:48 β π 3 π 0 π¬ 0 π 0yes that was MY point, a simple "CVE-1 good" is not always a true statement. You have to figure out the cost and the benefit. Remediating some CVEs actually makes you worse off because of the opportunity cost.
26.12.2024 17:28 β π 1 π 0 π¬ 0 π 0Sure, but there is a cost to every CVE you βremediateβ and that cost isnβt constant (and the benefit of each remediation isnt constant either).
26.12.2024 14:32 β π 2 π 0 π¬ 1 π 0people are obsessively chasing "zero cve" and the benefit is absolutely imaginary. The amount of effort put into this is almost entirely waste heat.
26.12.2024 14:14 β π 4 π 0 π¬ 1 π 0did the dns verification thing so now I'm @pvn.li instead of @pvn.bsky.social
bsky.social/about/blog/4...
god yes. pigouvian taxes WORK. Same thing for using your phone's speakerphone in public. The button should be a $0.99 in-app purchase.
19.10.2024 15:00 β π 1 π 0 π¬ 0 π 0@reckless.bsky.social when a decoder guest brags about how data-driven their decision making is right after he just told you he went 100% with gut feeling when deciding to implement return to office, you should call them on it.
14.10.2024 20:28 β π 9 π 0 π¬ 0 π 0