Though I disagree that a phone is not a 'general computing device' moreso than a gaming console is, it is hard to come up with a legally-clear definition of one.
285 karma · joined November 3, 2022
Though I disagree that a phone is not a 'general computing device' moreso than a gaming console is, it is hard to come up with a legally-clear definition of one.
The fact that the subscription agreement does not allow this is exactly what we're discussing here.
There are so many different mechanical things that can break, jam, get gummed up...
In practice, cost engineering is going to mean neither is completely reliable, but it should be cheaper to make an electronic timer reliable enough. Especially today, where the cost of a functioning mechanical timer is probably an order of magnitude more than an equivalent electronic timer.
You might be interested in this YouTube video from Applied Science with electron micrographs of 'new' and 'worn' toothbrush bristles - there is a very marked invisible change that happens: https://www.youtube.com/watch?v=cwN983PnJoA
You can also take the SkyTrain for free within Sea Island (which is not well known, I feel) - 2 stops to Templeton, and there are probably plenty of Ubers around there, since there is an outlet mall near that station, or at least a much shorter walk into Richmond.
There is a reasonable argument that standards should be more stringently validated and adhered to (in many areas, not just charging cables), but giving Apple the keys to the market and the ability to charge whatever they want is not the answer.
But I think in this case it's pretty much required for good UX with the way file syncing works on mobile and in the browser, especially dealing with conflicts. I've done it both ways and there is a lot less friction with vaultwarden than my old 'synced KeePass file' approach.
It was just a suggestion, there are other ways to skin the cat.
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Obi seems to make second place here, but far from first.I'm not giving credit to Lenovo, I'm saying that the platform is mostly open because it is based on mostly open components. In contrast to Apple's devices, where the platform is closed because it is based on undocumented components. You could say the same about pretty much any standard PC, Lenovo is just one of many vendors, I have no idea why they got singled out here.
But they do sell boxes explicitly qualified and supported to run Linux, and they do contribute to the Linux kernel development process.
The fact remains that claiming any of Apple's hardware platforms are remotely open is laughable.
How is it false? Whether the parts were made by Lenovo or not is irrelevant. It may not be 100% open (and this is probably not due to parts that Lenovo themselves created), but it is substantially open, which is far more than can be said about the Macs, which are virtually undocumented system-architecture wise, and who knows what Apple will do in the future to hamstring efforts to use them outside the walled garden.
> Apple hardware is "open" as far as they don't try to prevent other operating systems to be installed. Apparently they made it reasonably straightforward for the Asahi team.
That is not "open", it's just "not openly hostile to reverse engineering...yet".
There have been some post-facto blood tests trying to find if crew who noticed these fumes had detectable byproducts in their blood, which mostly found nothing, but this doesn't say much about whether the environment in the aircraft is safe when these events occur, especially since significant and acute harm seems relatively rare among these incidents.
Exhaust, which is what you're smelling when the doors are open, seems like it'd be much less of a problem. Any fumes will be much more dilute from all the uncontaminated air pushed by the fan through the bypass ducts, and of course diffusion into the environment. Not to mention probably decomposed by the temps in the combustion chamber. The bleed air though comes from the engine core's compressor stages (before combustion), and it's the only source of air for the cabin, so if it's contaminated you won't have any dilution effect.
However not all recent cleansheet designs use this methodology, for example the A350 (launched 2013, after 787) and Bombardier CSeries (now A220, also 2013) both use the traditional bleed air design, as do the modernized 777X, 737MAX and A320neo families. I think even among modern designs, only the 787 is bleedless.
So we're at least another generation away from going bleedless, and it seems that Airbus and some other Boeing design teams have decided the tradeoffs aren't worth it. Maybe the new regulatory environment will put more pressure in that direction.
Not using lifelike colouring has hopefully obvious reasons: inclusivity, contrast, display compatibility
There was, and as a result almost no vendor actually strictly followed the standards prior to USB-PD providing a way for this to be managed reasonably and deliver more than 2.5W.
The modern standards are fine. As usual, implementation quality varies.
A baseline of USB2 connectivity is required for both cables and ports. A baseline of 5V@1.5A is required. Compliant (USB) devices are required to come up and enumerate even if they can't get the power contract they want or the speed that they want.
It is on the software to convey to the user that something the device needs is missing, the USB spec can't really speak to that, but there is not any situation allowed in the spec where you connect a USB device to a USB host and there is no working data&power interface at the end.
> BTW., as an update - I just received "USB 3.1 Gen 2" cable. It doesn't work.
It sounds like one of your devices is broken.
Any device acting as a power source - but you need PD for this so you can create power contracts that are compatible with the root power source, and you're not describing a PD situation, so this is not possible.
Probably your router does limit downstream power, but due to many years of devices ignoring the 500mA limit, these limits are usually very liberal so as to avoid users complaining that the USB port doesn't work with device X. PD helps with this by establishing a way for sources and sinks to negotiate a clear power delivery contract that the source can be strict about limiting.
4W is more than non-PD USB can supply, so the fact that it doesn't work is not that surprising.
IMO it's harder for the source to be flexible with voltage, and especially current limit, so I'd put somewhat more blame on the sink here for not being flexible enough. Generally a sink should expect to be plugged into an 'unknown' source, so should at least make an effort to support multiple voltages.
Designing a multiport power source with a shared power limit is a bit of a tricky problem.
Edit: I should add that it is possible for a fully complaint combination of devices to not charge at max(sink power, source power), because not all possible combinations of voltage and current may be supported. For example a 60W charger may support 20V@3A, but if the 60W sink only supports 12V charging, it needs 5A and this combination won't support 60W charging. In practice this should be rare though, it would be terrible product design.