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sundog's hot take on fedihugging 

@djsundog

A potential issue is that it might be unclear who was nefarious: the originating instance or the server whose page we're previewing. I don't think it's very significant though (compared to e.g. the amount of shady and somewhat-hard-to-assign-blame-for stuff one can do with versions of a toot and sending them selectively to instances).

@mcc

I see another potential usecase: telling the user that they need to raise the volume if they hear nothing, because someone is probably trying to speak to them now. I usually set my call volume to minimum reasonable for the place I'm in and then when I call someone from a totally different location I somewhat nervously await the ringing tone so that I can adjust the volume (and when the ringing tone is late I run the whole "look at the screen to see what the problem is" dance).

@mark @mcc

In the sense that someone other than your client, your own instance (both of which you kind of need to trust anyway), and the actual site that's linked to (who's the source of the content, so the preview must trust it) can manipulate it.

The site showing different contents to different users is another issue that I agree exists and can cause similar problems _for malicious linked-to sites_. For nonmalicious ones consider e.g. a post expressing outrage at something bbc published with a link to the "article" on bbc with a helpful "preview".

@mark @mcc

It's a terrible idea to trust that preview though.

@dangerdyke @yassie_j @winter

Out of curiosity, what's the potential harm? (Is it ~biological or ~chemical?)

@timorl Uh... it does nothing? (I assume it's supposed to rotate stuff.) My browser's firefox, the extensions that seem potentially relevant are ublock origin and zotero connector. Nothing in the JS console, except for godot's welcome message, some complaints about audio mix rates, and a complaint about long-running stuff in a context that blocks rendering.

@_thegeoff

Oscilloscopes from the 80s, even DSOs, are in at most tens of thousands of components range (most of it in SRAM). Mine, apart from discrete components, has 74-series TTL logic chips, some opamp-like ICs, and 8kB (or 16?) of SRAM.

@timorl 4? The one where you have to avoid mixing in black

Ah, PSA: if you do actually collide with a bat, check very thoroughly whether (a) you got scratched in any way (b) you got your face in contact with the bat. If either happened, wash the scratch/your face thoroughly and urgently visit a doctor due to the risk of rabies.

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I think I nearly collided with a bat today. I was riding a bike along Sihl just north of Sihlcity (the path is between a small forested hill and a river with a highway overpass over it; it's sparsely lit with streetlamps) and saw (~single frame only, because of timing wrt my blinking) a dark concave-sided diamond shape in front of me and felt a gust of wind.

It's not that surprising, given that a bit further north friends of mine would semi-regularly notice bats over the rive (and I did once or twice), but the near collision is surprising given my very predictable motion.

@Datterich @koteisaev @baldur

Note also the "Agnieszka" in the screenshotted list (it's a pretty common Polish first name, so I guess there is more than one Icelandic woman with it).

robryk boosted

“How do you accidentally run for President of Iceland? | by Anna Andersen”

Glad somebody wrote about this because it’s an objectively hilarious UX case study

(And they just announced that eleven people managed to get the requisite number of endorsements in time) uxdesign.cc/how-do-you-acciden

@GrahamDowns

Nearly first option, but I would never use it for cases when someone is _positively_ surprised and would use it for cases when someone is negatively surprised in a way that causes them to do nothing, even if not acting is a considered choice (as opposed to just a result of being shocked/confused/exposed to a very novel situation).

@timorl nie wszystkie zwierzęta są jak psy; niektóre też się pocą

@MyWoolyMastadon @stfn

Do solid tires differ noticeably in shock absorption from air-filled ones?

@oblomov @0xabad1dea isn't their service worse than a reply guy though? They are doing something underhandedly after all.

robryk boosted

So ...let's face it. A LOT of folks in tech circles are somewhat amazed a fully #blind person can even find the power button on a computer, let alone operate it professionally. I am such a person, and I'd like to bust that myth.
It's also true that many #hacking tools, platforms, courses etc. could use some help in the #accessibility department. It's a neverending vicious circle.
Enter my new twitch channel, IC_null. On this channel, I will be streaming #programming and #hacking content including THM, HTB and who knows what else, from the perspective of a #screenReader user.
What I need, is an audience. If this is something you reckon you or anybody you know might be interested in, drop the channel a follow or share this post. Gimme that #infoSec Mastodon sense of comradery and help me out to make this idea an actual thing :) twitch.tv/ic_null #tryHackMe #streamer #selfPromo

@wikiyu @brandon @stfn

Density (mass density) has little to do with leakage rates through small holes. That's controlled by viscosity and/or by mean free travel distance (the average distance molecule travels before colliding with another one) at different scales, and maybe by something related to interaction with the material the sides of the hole are made of. I think that for ideal gases that aren't adsorbed by the wall of the hole the only meaningful property is molecule diameter.

That said, see the sibling comment: it appears that these leaks are not through the valve but through the tube itself (as in, the tube's rubber is somewhat co2-permeable in a way I don't really understand).

@wikiyu @brandon @stfn

It has higher density: ideal gas (which air and co2 are well approximated by at room temperature and reasonable pressured) has the same number of moles per unit volume in the same pressure and temperature. CO2 has molecular mass of ~44, whereas nitrogen has one of ~28 (and oxygen ~32). So, the density of CO2 as a gas will be higher than that of air.

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