[mythtv-users] Zap2It needs our help
kr
kr at cybsft.com
Wed Jun 16 12:19:16 EDT 2004
Jason Keirstead wrote:
> Chris Petersen wrote:
>
>> Request a listing? It's not just a list of channels for a particular
>> region/provider. My listing has a bunch of channels removed (HSN, ESPN,
>> etc) that I will never watch. The only thing the request says is "hi,
>> I'm xris, give me lineup number 1".. Even if you were proxying the
>> entire request, you'd end up storing EVERYONE'S personal lineups, since
>> the specific data isn't passed back and forth.
>>
>>
> So you have several channels removed. Those would not be cached when you
> make your request then. When other guy uses the proxy, and he
> is in your region and using your provider, if he needs those channels
> then his lineup is downloaded. If he does not then it is not.
>
> The point is you can still cache, because as soon as you get one guy who
> wants *all* the channels, no one in that region / provider needs to
> fetch all that data anymore, since it is all cached locally. I know from
> previous requests what channels you want, so I only send you those.
>
> I don't think people are thinking through how easy it would be to store
> and correlate this data. It's not like you have to save it on a 'by
> lineup' basis. You can save it on a 'by channel by provider' basis.,
> thus if I am showing only channels 15-40 of a provider's 60 channel
> lineup, and you are showing channels 30-60, then when the third guy
> comes along requesting channels 10 - 50, it can*all* be retrieved from
> the cache.
>
>> Oh, and the whole point of connecting datadirect and downloading stuff
>> daily is because stuff changes on a daily basis.
>>
> I don't see what this has to do with anything. If 300 people are using
> the proxy, it doesn't matter if they all request the data every day.
> You could have the proxy expire the data every 12 hours even and it
> would still save zap2it tons of bandwidth and requests.
>
>> And if you're
>> only saving it for a day, then all you've done is become a middleman for
>> the download, and wasted bandwidth by proxying something I could just as
>> easily have downloaded directly.
>>
>>
> Wasting whose bandwidth? *You* are using the exact same bandwidth. And
> in the absolute *worst* case ( every person on the proxy has
> different non-overlapping channel lineups ), zap2it is using the same
> bandwidth it would anyways. But in the *average* case, the proxy would
> be saving zap2it a ton of hits and bandwidth.
>
> I really don't get why everyone is making such a big deal about this -
> caching proxies are simple to implement. It's not rocket science.
>
>
Well if you want to talk about wasting bandwidth, let's talk about this
thread. My guess is that hell will freeze over before Zap2It allows
anyone to cache and/or redistribute their data without paying a
significant amount of money. :)
kr
--
K.R. Foley
kr at cybsft.com
www.cybsft.com
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