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Ask HN: What sub $200 product improved your 2023

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Re: Ask HN: What sub $200 product improved your 2023

#201

In Switzerland, the public post company provides a service[0] which scans your incoming letters (i.e. their content, not just the envelope) and makes it available via the web and an app. I started using this service last December and am very happy. Kinda looks like I am forcing digitalisation upon organisations who don't want to make progress on it :D It costs 9.99 CHF per month, hence within the limit of the post, a…

For those in the US, the USPS (postal service) provides this for free. Yay! Probably because of theft problems :-( https://faq.usps.com/s/article/Informed-Delivery-The-Basics

It seems I have not been clear enough: This service opens your mail and scans the actual content of the letters to PDF files. It's not just the address box or the envelope!

That USPS service you posted is already available for free from Swiss Post as well.

Re: Ask HN: What sub $200 product improved your 2023

#202
post #103

Earlier quoted context omitted.

My home has very poor ventilation so I periodically will open the windows and blast a box fan to "flush" the dirty air out. If done quickly, there's not much thermal loss.

It really depends on the house, if you have low thermal mass home then airing it out would definitely lead to a substantial thermal loss.

[dead]

Re: Ask HN: What sub $200 product improved your 2023

#204
post #28

Earlier quoted context omitted.

CO2 poisoning is very common. It leads to fatigue, headaches/migranes and concentration issues. Most people don't recognize it and try to cope with caffeine & pain killers. I noticed that sitting in a tightly closed office surrounded by monitors , CO2 was being trapped around me . I started testing with blood oxygen monitor and could reliably predict low blood O2 based on the above symptoms. tl;dr keep your door and/…

It's important to note these two issues (high CO2 and low oxygen) only go together in the most extreme scenarios and CO2 can be impactful long before O2 levels noticeably decrease or start affecting your blood O2 levels. For CO2 to be extremely high and causing headaches, dizziness, and nausea it's around 0.1% to 0.2% (more often represented as 1,000 to 2,000 ppm due to the low typical concentration of ~420 ppm globa…

Can you summarize your point?

Re: Ask HN: What sub $200 product improved your 2023

#206
post #123

Earlier quoted context omitted.

Do you know of any that support HDMI 2.1 properly for 8K 60 Hz monitors? I currently just have a USB switch and two HDMI 2.1 cables, and manually change the input on the screen each time.

Don't do that, do this: https://haim.dev/posts/2020-07-28-dual-monitor-kvm/ - free and works great!

[deleted]

Re: Ask HN: What sub $200 product improved your 2023

#207

Earlier quoted context omitted.

For those in the US, the USPS (postal service) provides this for free. Yay! Probably because of theft problems :-( https://faq.usps.com/s/article/Informed-Delivery-The-Basics

It seems I have not been clear enough: This service opens your mail and scans the actual content of the letters to PDF files. It's not just the address box or the envelope! That USPS service you posted is already available for free from Swiss Post as well.

Oh, you were clear, I just missed it. Cool service :-)

Re: Ask HN: What sub $200 product improved your 2023

#208
post #2

$23 Bluetooth earbuds (late to the party)

I generally hate dealing with bluetooth headphones (extra non-replaceable batteries to die then die! Extra drain on your phone battery! Run a unique ID tracking beacon all the time! Have a fight every time you want to switch sources! Pay more for inferior sound quality!), but the difference between the no-names and the mid-tier brands is shocking. I've used a couple cheap wireless earbuds all of which were _awful_, a…

A bit late to the party, but in case you track replies, I can recommend the Avantree "Audikast Plus" device. Negligible weight, it gives you Bluetooth capability for two simultaneous headphones as long as you can plug it into a 3.5mm jack. I have been carrying it in my travel bag for years (the current model looks identical but is Bluetooth 5.0 compatible) and it makes our flights and hotel trips a delight (sound experience, I meant).
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