xionzui

joined 1 year ago
[–] [email protected] 10 points 1 year ago

The real issue is the concentration of power. WeChat is the gatekeeper and moderator of basically everything in China. They decide what apps and services are allowed to be successful. If they see something doing well, they have the data and the control to make a copy of it and replace the original with it. Sort of like Amazon does in the retail space.

[–] [email protected] 6 points 1 year ago

Elon is working on replicating it now with “X”. He’s already said he wanted something like that for the US

[–] [email protected] 1 points 1 year ago (1 children)

That was always my assumption about why it happened, but it turns out that’s not the case at all: https://youtu.be/CUjt36SD3h8

[–] [email protected] 16 points 1 year ago (3 children)

In aggregate, yes, but any individual wave of light is still traveling at c. You get the appearance of a slower wave because secondary waves are generated that cancel the original one in such a way that it makes a combined wave that appears to be slower.

[–] [email protected] 17 points 1 year ago (11 children)

I’ve been trying to wrap my head around this part and what it means for cause and effect for a while. I think Feynman said something like a photon is only ever emitted when the source and destination agree to exchange one. Which makes sense if the exchange is instantaneous to the photon. But how can billions of years pass for us in the mean time?

[–] [email protected] 135 points 1 year ago (32 children)

To be pedantic, photons never accelerate. They only ever travel at one speed in one direction

[–] [email protected] 2 points 1 year ago

Unfortunately the politicians representing them now don’t seem to be. I wish we could somehow get a party that supports conservative policies with reasonable people and sound politics. Not this cult-like anti-truth, anti-science, fear-based messaging we have now. The US really needs a system that supports more than 2 parties

[–] [email protected] 5 points 1 year ago (2 children)

Nice to see some reasonable and grounded conservative content. I don’t agree with most conservative social and economic positions, but I can respect someone who supports them in good faith. Pretty much everything I see coming from people who consider themselves conservative in the US today is…not that. I guess this is what you get when Fox News becomes the core of your party

[–] [email protected] 10 points 1 year ago

They tried it in Vietnam and discovered the lower iq recruits were more trouble than they were worth and made the military run worse overall, so it’s probably unlikely to happen again

[–] [email protected] 2 points 1 year ago (1 children)

Love this band

[–] [email protected] 1 points 1 year ago

I use backupninja for the scheduling and management of all the processes. The actual backups are done by rsync, rdiff, borg, and the b2 tool from backblaze depending on the type and destination of the data. I back up everything to a second internal drive, an external drive, and a backblaze bucket for the most critical stuff. Backupninja manages multiple snapshots within the borg repository, and rdiff lets me only copy new data for the large directories.

[–] [email protected] 1 points 1 year ago

It is definitely very cool

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