dgriffith

joined 2 years ago
[–] dgriffith@aussie.zone 7 points 2 years ago

This is the hard part. Modern techniques can detect just about anything in anything, down to parts per billion or less.

So we all have measurable quantities of PFAS , radioactive materials, arsenic, plastics, endocrine disrupters and so on and so forth, but there are very few actual hard numbers as to what levels are distinctly harmful and what levels are just "something else will kill you long before this does".

[–] dgriffith@aussie.zone 1 points 2 years ago

In the phone world, the jump in capacity that modern phones have from my 4370mAh battery in my A71 is negligible. They haven't increased power density much because that way leads to fires and lawsuits when users bend or otherwise damage their ridiculously fragile phones

My point was, if modern phones had the physical space that my phone + case has, they could have a bigger battery, and that bigger battery would then power all the hungry, hungry electronics.

[–] dgriffith@aussie.zone 10 points 2 years ago (1 children)

Yeah , it's really a little strange in OPs case, I can't really recall changing a CMOS battery in ages, like decades of computer use.

[–] dgriffith@aussie.zone 158 points 2 years ago* (last edited 2 years ago) (15 children)
  1. Replace CMOS battery.
  2. Get small UPS.
  3. Discover that small UPS's fail regularly, usually with cooked batteries.
  4. Add maintenance routine for UPS battery.
  5. Begin to wonder if this is really worth it when the rest of the house has no power during an outage.
  6. Get small generator.
  7. Discover that small generators also need maintenance and exercise.
  8. Decide to get a whole house battery backup a-la Tesla Powerwall topped off by solar and a dedicated generator.
  9. Spend 15 years paying this off while wondering if the payback was really worth it, because you can count on one hand the number of extended power outages in that time.
  10. In the end times a roving band of thugs comes around and kills you and strips your house of valuable technology, leaving your homelab setup behind and - sadly - without power. Your dream of unlimited availability has all been for nought.

Conclusion: just replace the CMOS battery on a yearly basis during planned system downtime.

[–] dgriffith@aussie.zone 7 points 2 years ago (1 children)

That is one slick looking rocket engine.

[–] dgriffith@aussie.zone 10 points 2 years ago* (last edited 2 years ago)

I had a full run of vaccinations and got COVID about 6 months later. Nothing serious, in bed for a few days, cold and flu tablets kept everything under control, a perfect case of the effectiveness of the vaccines in taking the edge off.

But for about two weeks after "recovery" I was constantly forgetting keys, or my wallet. Drove halfway to the airport for a week away for work one morning and went, "oh shit, where's my wallet?" and I'd placed it on a bench behind my car when I put my suitcase in the back and didn't pick it up again. I'm 50 years old, I can count on one hand the number of times I'd forgotten my wallet before that.

That brain fog eased off after that but I wonder sometimes if there are still long term effects that I'm not aware of.

[–] dgriffith@aussie.zone 1 points 2 years ago (1 children)

Yeah if you've got home charging it's not a real issue. We use 240v here in Aus so you can pull quite a bit out of domestic outlets before having to get serious and generally overnight charging to top up the day's commute would be fine.

So it wouldn't be a fast charger on every street, and you could always enforce limits by time of use pricing to put a dampener on peak loads.

I just wonder if utility planners might get caught with their pants down on this one. Like, could you say 5 years ago chargers might run to 800kW?

[–] dgriffith@aussie.zone 4 points 2 years ago (3 children)

Yeah, just the random added load equivalent to 80-100 houses per car, any time between 5am and 9pm would be enough to send local suburban grids into a spin, especially in summer evenings when there's peak loading already underway. A lot of infrastructure would need to be beefed up to make it reliable.

[–] dgriffith@aussie.zone 5 points 2 years ago* (last edited 2 years ago)

*Inspects saucepan*

It does? Wow this technology stuff is more insidious than I thought.

[–] dgriffith@aussie.zone 9 points 2 years ago (10 children)

Fucking hell, imagine the requirement of a couple of megawatt substation for fast charging, urban power planners must be shitting themselves.

[–] dgriffith@aussie.zone 3 points 2 years ago* (last edited 2 years ago)

Similar cases happened in Australia leading to government intervention.

There are ways of making it safe, but those ways cost time and money.

Companies (and the individuals who work for them, this guy is not a complete innocent here) have shown time and again that "guidelines" are simply ignored and regulations and fines - or outright bans - are the only way to deal with this shit.

All workers see is that today they have cut and installed 15 countertops in this new apartment block. The more they do in a day, the more money both they and the company get, and that's a powerful motivation for all parties to turn a blind eye to safety issues.

[–] dgriffith@aussie.zone 2 points 2 years ago* (last edited 2 years ago)

It was a mouse driver in a windows XP VM. Really saves on development costs that way.

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