XPost: alt.comp.os.windows-11   
   From: daniel47@somewhere.someplaceelse   
      
   On 10/09/2025 2:30 am, Carlos E.R. wrote:   
   > On 2025-09-09 16:04, Daniel70 wrote:   
   >> On 9/09/2025 10:41 pm, Carlos E.R. wrote:   
   >>> On 2025-09-09 14:34, Daniel70 wrote:   
   >>>> On 9/09/2025 10:13 pm, Dan Purgert wrote:   
   >>>>> On 2025-09-09, Daniel70 wrote:   
   >>>   
   >>>>>> YEAP!! Undergerstumble!! But did my data travel via Undersea   
   >>>>>> Co-ax or via Low Earth orbit Satellite or via High Earth orbit   
   >>>>>> Satellite ..... or via one of those reflector Panels   
   >>>>>> (supposedly) left on The Moon by the Apollo Astronauts??   
   >>>>>   
   >>>>> It doesn't matter - throughput is not latency.   
   >>>>   
   >>>> But I'm not really interested in throughput OR latency but how long   
   >>>> it takes to get from A (my place) to B (test site) .... and then   
   >>>> how long it takes to get from B (test site) to A (my place).   
   >>>   
   >>> That's latency.   
   >>>   
   >> Ah!! O.K., my mistake.   
   >>   
   >> I thought 'Latency' was how long it took something to get up'n'going!!   
   >> i.e. overcoming "inertia".   
   >   
   > I asked chatgpt to make sure. :-)   
   >   
   > Q: In the scenario of measuring internet connection speed, what would be   
   > the latency?   
   >   
   > A: In the context of measuring **internet connection speed**,   
   > **latency** refers to the **time it takes for a data packet to travel   
   > from your device to a remote server and back**. It's usually measured in   
   > **milliseconds (ms)** and is also known as **ping**.   
      
   So a "one-way" journey.   
      
   > ### Breakdown:   
   >   
   > * **Latency = Round-trip time (RTT)**   
      
   But wait, "Latency" is now Return Trip Time!!   
      
   > * It measures **delay**, not speed (throughput).   
   > * Lower latency = faster response.   
   >   
   > ---   
   >   
   > ### Example:   
   >   
   > When you run a speed test:   
   >   
   > * **Ping/Latency:** 20 ms   
   > * **Download speed:** 100 Mbps   
   > * **Upload speed:** 20 Mbps   
   >   
   > Here:   
   >   
   > * **100 Mbps** is how much data can be received per second.   
      
   ... but one-way, only!!   
      
   > * **20 ms** latency means it takes 20 milliseconds to send a small   
   > request to the server and get a reply.   
      
   So is that "Round Trip" time??   
      
   > ---   
   >   
   > ### Why Latency Matters:   
   >   
   > * High latency can cause **lag** in:   
   >   
   >    * Online gaming   
   >    * Video calls   
   >    * Real-time applications   
   >   
   > Even with fast download speeds, high latency can make the connection   
   > feel sluggish.   
   >   
   > ---   
   >   
   > Would you like help measuring or interpreting your own latency?   
      
   Thanks for the offer, Carlos, but I don't really think I'm achieving   
   anything .... except annoying you guys. ;-)   
   --   
   Daniel70   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)