nanog mailing list archives

Re: The great Netflix vpn debacle! (geofeeds)


From: Justin Krejci <JKrejci () usinternet com>
Date: Wed, 1 Sep 2021 23:29:45 +0000

Well apparently there are VPN applications that rely on fellow VPN users in a P2P fashion to share network 
connectivity. I guess it is like a commercialized version of Tor to some extent. Excluding any potential legal risks 
for illegal behavior tunneled through an unsuspecting fellow user, this has great potential to cause a contaminating 
spread of VPN flagged IP addresses, even with just normal usage.


One such VPN application is Hola VPN which also has a premium version using their VPN server gateways instead of or 
perhaps in addition to the community method.


Dynamic IP address assignments by an ISP could easily allow for one such user to get many IP addresses flagged as a VPN 
gateway. I have communicated with some IP reputation companies and they track VPN users and can even supply the 
specific VPN brand associated with certain IP addresses, with timestamps, they have observed and added to their 
reputation databases as VPN users. How they obtain their data I do not know for sure but I can think of a few ways.


So we seem to have a battle between

  *   users
  *   streaming content providers
  *   streaming content owners / copyright holders
  *   ISPs
  *   VPN providers
  *   restrictive/invasive governments or network operators
  *   ??

There is definitely collateral damage from their use that should be considered, especially if very prominent streaming 
content providers take a more restrictive posture towards users of these kinds of VPN services.



________________________________
From: NANOG <nanog-bounces+jkrejci=usinternet.com () nanog org> on behalf of Haudy Kazemi via NANOG <nanog () nanog org>
Sent: Wednesday, September 1, 2021 4:44 PM
To: Owen DeLong; nanog list
Cc: bzs () theworld com
Subject: Re: The great Netflix vpn debacle! (geofeeds)

Some TVs may also try to rescale the inputs, or enhance/process the image in ways that can improve perceived video 
quality. Things like increasing frame rates of sources that are lower frame rates (thus the 120 Hz and 240 Hz TVs that 
attempt to make 24, 30, and 60 FPS sources look better), or deinterlacing 1080i ATSC sources.

Some of this image processing may not work well in specific monitor use cases.

I have had generally good results with using a TV as an HTPC monitor.  Only issues I've run into over the years are

1.) a 1080p Sony TV with a VGA input that could not handle 1920x1080 (using HDMI worked)
and
2.) a 720p Toshiba that could not show the BIOS screen of the attached computer (I think this was either an unsupported 
resolution issue, or a timing issue where the TV couldn't wake up fast enough from the 'signal lost' message to display 
a brand new signal input).

YMMV.


VPNs: there is a race going on between streaming services who want to block VPNs, and VPN services who have customers 
who want to be able to watch streams (whether in or out of their regions). Some VPN customers buy VPN services because 
they do not trust their ISP to not do stuff like selling browsing histories.

I think ISPs are getting caught in the middle, maybe when they have IP ranges near or in the middle of ranges that are 
suspected by IP reputation companies as being used by VPN services. I'd guess the problem is more likely to affect 
smaller ISPs, and not the Comcast/Cox/Charter/Spectrum/CenturyLinks of the world. There are also 'distributed VPN' 
services that let people share their connections with others.

We are also seeing fragmentation in the cable/streaming service space, similar to what happened in the cable/Dish 
Network/DirecTV wars. Add it all up, some customers may throw up their hands in annoyance at the various platforms and 
then revert to other means of obtaining the content they seek.



On Wed, Sep 1, 2021, 15:13 Owen DeLong via NANOG < nanog () nanog org<mailto:nanog () nanog org>> wrote:


On Sep 1, 2021, at 11:25 , bzs () theworld com<mailto:bzs () theworld com> wrote:


Every time I've read a thread about using TVs for monitors several
people who'd tried would say don't do it. I think the gist was that
the image processors in the TVs would fuzz text or something like
that. That it was usable but they were unhappy with their attempts, it
was tiring on the eyes.

That was definitely true of 480 TVs and older 1080p units, but modern sets
are almost designed to be monitors first and everything else second.

Maybe that's changed or maybe people happy with this don't do a lot of
text? Or maybe there are settings involved they weren't aware of, or
some TVs (other than superficial specs like 4K vs 720p) are better for
this than others so some will say they're happy and others not so
much?

There are some tradeoffs… For example, sitting normal computer monitor
distance from a 44” 4K screen, you can damn near see the individual pixels
and that can make text look fuzzy, especially if your GPU or OS are stupid
enough to use a technique called anti-aliasing on text (which is the most
probable source of the fuzziness in your originally quoted complaint).

Older TVs would try to smooth some aspects of the analog signal they were
using through anti-aliasing pixels that occurred on the edge of a change in
the color signal to “smooth” the image. (The extent of this action was what
was controlled by the “Sharpness” knob back in the analog days).

Turning off this capability (Sharpness to the left most or lowest setting) would
often improve things greatly.

Or maybe the unhappy ones were all trolls/sockpuppets from companies
manufacturing/selling $500+ 24" **GAMING** monitors.

Possible, but unlikely.

Owen


On September 1, 2021 at 09:48 nanog () nanog org<mailto:nanog () nanog org> (Owen DeLong via NANOG) wrote:


On Aug 31, 2021, at 18:01 , Michael Thomas < mike () mtcc com<mailto:mike () mtcc com>> wrote:


On 8/31/21 4:40 PM, Owen DeLong via NANOG wrote:
On the other hand, the last time I went looking for a 27” monitor, I ended up buying a 44” smart television 
because it was a cheaper HDMI 4K monitor than the 27” alternatives that weren’t televisions. (It also ended up 
being cheaper than the 27” televisions which didn’t do 4K only 1080p, but I digress).

Back when 4k just came out and they were really expensive, I found a "TV" by an obscure brand called Seiki which 
was super cheap. It was a 39" model. It's just a monitor to me, but I have gotten really used to its size and not 
needing two different monitors (and the gfx card to support it). What's distressing is that I was looking at what 
would happen if I needed to replace it and there is this gigantic gap where there are 30" monitors (= expensive) 
and 50" TV's which are relatively cheap. The problem is that 40" is sort of Goldielocks with 4k where 50" is way 
too big and 30" is too small. Thankfully it's going on 10 years old and still working fine.

Costco stocks several 44” 4K TV models (like the one I got) that are relatively cheap. It’s a little larger than 
your 40” goldilocks, but I think still within range.

Owen


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