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Viewing profile — Leif24

Leif24

HN member
Joined
Tue, Apr 02, 2024, 9:27 PM UTC
HN karma
20
Public activity
10 items

About Leif24

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Recent public activity

  1. comment
    Comment #49181596

    Ok, fair enough. To focus on one line item I mentioned ("What about the fractional cost of the machine that actually puts the water and beans together to brew the coffee (you could…

  2. comment
    Comment #49181415

    What do you mean by "make profit from that cup of coffee"? A cup of coffee is hot bean water in a cup - is profit simply the price Starbucks charges minus the cost of (water + bean…

  3. comment
    Comment #49181094

    > Just because you lost money doesn't mean you dont make profits until you earned back that money. Taxes should be paid every time you make money in the country your business opera…

  4. comment
    Comment #49127548

    It works if you only allow incoming calls from your contacts (e.g. whitelisted numbers) on friends/family/work line. If that number leaks, who cares? The random numbers will be blo…

  5. comment
    Comment #47425552

    Wow, the UX kind of sucks. I just wanted to browse the devices - no way to do that, only option is an 'ai' search. Ok, I type in "Show All Devices" and it canoodles for about 30 se…

  6. comment
    Comment #45967543

    >> You think kids aren't running across the street at night out in the country? Chasing a soccer ball? >Only in well light areas, usually with a low speed limit too. Not something …

  7. comment
    Comment #45569550

    > If someone is interested in draw over a period, e.g. over one hour, you'd say it used 5Wh in that period. Wh per hr? Let's just cut through the confusion and say it draws (J/s)Hr…

  8. comment
    Comment #42652192

    If you aren't fussed about galvanic isolation there are many SMPS topologies that don't use transformers. Cheapest step down converter would be a simple buck regulator - no transfo…

  9. comment
    Comment #42366575

    At least with American currency it varies, e.g. one dollar is $1 while one penny is 1¢.

  10. comment
    Comment #41013958

    A great many people when they see a open straight road with little obstacles or pedestrians will go 45-50 MPH. A great many people when they see a 15 MPH sign will go 20 MPH. Pair …