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Cake day: July 7th, 2023

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  • The original paper about microplastics in the brain seems to have a serious methodological flaw that undermines the conclusion that our brains are swimming in microplastics.

    “False positives of microplastics are common to almost all methods of detecting them,” Jones says. “This is quite a serious issue in microplastics work.”

    Brain tissue contains a large amount of lipids, some of which have similar mass spectra as the plastic polyethylene, Wagner says. “Most of the presumed plastic they found is polyethylene, which to me really indicates that they didn’t really clean up their samples properly.” Jones says he shares these concerns.

    This is from other microplastics researchers. See this article. So before we panic about this, let’s wait for some independent replication and more agreement in the scientific community.

    Microplastics are a serious concern, and we need to deal with plastic pollution. Let’s just stick to high quality science while we do that.












  • Authorities with a warrant can drill into a safe to get to its contents. That’s legally distinct from forcing someone to unlock the safe by entering the combination. It takes some mental effort to enter a combination, so it counts as “testimony”, and in the USA people can’t be forced to testify against themselves.

    The parallel in US law is that people can be forced to unlock a phone using biometrics, but they can’t be forced to unlock a phone by entering a passcode. The absurd part here is that the actions have the same effect, but one of them can be compelled and the other cannot.




  • I assume you’re referring to Safari on iOS. I was able to select all on that Project Gutenberg page with a little-known scrolling trick:

    1. Scroll to the bottom of the page. Yes, this part is a bit annoying but I was able to do that in 8 seconds with 25 full-screen flicks.
    2. Long-press near the bottom of the page to start text selection.
    3. Grab the bottom lollipop and drag it to the end of the page to select the last character.
    4. Grab the top lollipop and drag it around a little to select more text. Don’t release it, and hold it still.
    5. With a different finger, tap the status bar at the top of the screen. This is a shortcut for scrolling to the top of the page. Give it a couple seconds to finish scrolling. If you move the lollipop at all while it’s scrolling it will interrupt the scrolling, so keep that finger still until it’s done.
    6. Now that you’re near the top of the page, drag the lollipop to the very top of the page and release it. The copy option should appear.