Dimanne
451 posts

Dimanne أُعيد تغريده

Your brain peaked musically somewhere around age 16. Everything since then has been a dopamine echo.
Between the ages of 12 and 22, the mesolimbic dopamine pathway, the same circuit that processes cocaine and sex, fires at levels in response to sound that it will never reach again for the rest of your life. A 2011 McGill study used PET scans and fMRI simultaneously and found that music triggers dopamine release in the striatum at peak emotional arousal. The caudate nucleus lights up during anticipation of the good part. The nucleus accumbens lights up when it hits. Your brain is treating a guitar riff with the same reward architecture it uses for food-seeking and pair bonding.
During adolescence, that response is dramatically amplified. Pubertal hormones are flooding the system. The prefrontal cortex is still wiring itself. Memories formed during this window get encoded with a density of emotional tagging that nothing in your 30s or 40s can replicate. Researchers at the University of Leeds identified this as the “reminiscence bump”: the period when your sense of self is forming, and the music playing during that formation becomes structurally integrated into your identity.
A 2025 longitudinal study from the University of Gothenburg analyzed 40,000 users’ streaming data across 15 years. Younger listeners explored broadly across genres. Older listeners collapsed into increasingly narrow loops, almost entirely anchored to music from their teens and early twenties.
Your brain stopped losing interest in new music years ago. It’s running a cost-benefit analysis. Familiar songs deliver guaranteed dopamine with zero processing cost. New songs require pattern recognition, expectation-building, and repeated exposure before the reward circuit kicks in. Past 25, most people stop paying that tax.
The one variable that predicts whether someone keeps exploring: the personality trait “openness to experience.” Score high, you keep seeking. Score average, you default to the familiar forever.
The fix, if you want one: deliberate exposure. Three listens minimum before your auditory cortex builds enough predictive models to generate a reward response. One passive listen on a playlist will never get there. Your brain needs repetition to find the pattern, and it needs the pattern to release dopamine.

𐌁𐌉Ᏽ 𐌕𐌉𐌌𐌉@OrevaZSN
Unfortunately, as you get older, you gradually become less interested in new music and keep going back to the old favorite songs you once loved.
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Dimanne أُعيد تغريده

Remote Code Execution (RCE) in Yamaha synthesizers: an exploit in MIDI files & a hidden backdoor 🎹♫💉👨🏻💻🎉
More details on:
LinkedIn: linkedin.com/posts/dlaskov_…
Substack: it4sec.substack.com/p/remote-code-…

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Dimanne أُعيد تغريده

Libjxl: Integer overflow in pixel buffer size calculation may lead to memory corruption project-zero.issues.chromium.org/issues/4653777…
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Dimanne أُعيد تغريده

One bit flip to corrupt it all:
Exploitation of an old Linux kernel vulnerability using PageJack, a modern technique to create Use After Free bugs.
Here @AzazheI shows you how
blog.quarkslab.com/pagejack-in-ac…

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Dimanne أُعيد تغريده

⚡️0-Day Alert: Android Qualcomm msm kernel - exploit in-the-wild since December 2025.
CVE-2026-21385: kgsl uses unsanitized alignment parameter from ioctl and other input vectors to calculate GPU memory allocation variables, leading to memory corruption via an integer overflow.
The bug primitive is powerful enough to allow Elevation of Privilege – not just OOBR.
kgsl is an open source GPU driver in Qualcomm msm kernel that ships in many Android devices.
Patched in 2026-03-05 Android security update.



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Dimanne أُعيد تغريده

Extended the Pixel 8 KGDB article with the instructions on how to set up GEF. slub-dump, buddy-dump, and some other commands now work. Huge thanks to @bata_24 for implementing all required pieces.
xairy.io/articles/pixel…
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Dimanne أُعيد تغريده

Adobe DNG SDK: missing allocation check leads to an arbitrary memory write in JXL format processing project-zero.issues.chromium.org/issues/4642507…
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Dimanne أُعيد تغريده

Android: shell->system_server LPE via unbounded recursion and missing stack probes project-zero.issues.chromium.org/issues/4658279…
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Three years, thousands of PRs, and a million jokes. Today was my last day @xai. To the team: you rock, no one burns the midnight oil better. To @elonmusk, thanks for taking me on board. I've learnt more about execution, speed, and product perfectionism than I could ever have imagined. Thanks for everything.
My next priorities: sleep for more than 8h, write down all the things I've learnt (I have a list), and then think about what I want to do next.
@gork wdyt?
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Dimanne أُعيد تغريده
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Dimanne أُعيد تغريده

Dimanne أُعيد تغريده

Last quarter I rolled out Microsoft Copilot to 4,000 employees.
$30 per seat per month.
$1.4 million annually.
I called it "digital transformation."
The board loved that phrase.
They approved it in eleven minutes.
No one asked what it would actually do.
Including me.
I told everyone it would "10x productivity."
That's not a real number.
But it sounds like one.
HR asked how we'd measure the 10x.
I said we'd "leverage analytics dashboards."
They stopped asking.
Three months later I checked the usage reports.
47 people had opened it.
12 had used it more than once.
One of them was me.
I used it to summarize an email I could have read in 30 seconds.
It took 45 seconds.
Plus the time it took to fix the hallucinations.
But I called it a "pilot success."
Success means the pilot didn't visibly fail.
The CFO asked about ROI.
I showed him a graph.
The graph went up and to the right.
It measured "AI enablement."
I made that metric up.
He nodded approvingly.
We're "AI-enabled" now.
I don't know what that means.
But it's in our investor deck.
A senior developer asked why we didn't use Claude or ChatGPT.
I said we needed "enterprise-grade security."
He asked what that meant.
I said "compliance."
He asked which compliance.
I said "all of them."
He looked skeptical.
I scheduled him for a "career development conversation."
He stopped asking questions.
Microsoft sent a case study team.
They wanted to feature us as a success story.
I told them we "saved 40,000 hours."
I calculated that number by multiplying employees by a number I made up.
They didn't verify it.
They never do.
Now we're on Microsoft's website.
"Global enterprise achieves 40,000 hours of productivity gains with Copilot."
The CEO shared it on LinkedIn.
He got 3,000 likes.
He's never used Copilot.
None of the executives have.
We have an exemption.
"Strategic focus requires minimal digital distraction."
I wrote that policy.
The licenses renew next month.
I'm requesting an expansion.
5,000 more seats.
We haven't used the first 4,000.
But this time we'll "drive adoption."
Adoption means mandatory training.
Training means a 45-minute webinar no one watches.
But completion will be tracked.
Completion is a metric.
Metrics go in dashboards.
Dashboards go in board presentations.
Board presentations get me promoted.
I'll be SVP by Q3.
I still don't know what Copilot does.
But I know what it's for.
It's for showing we're "investing in AI."
Investment means spending.
Spending means commitment.
Commitment means we're serious about the future.
The future is whatever I say it is.
As long as the graph goes up and to the right.
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