RE: Caching

Damian Morton (
Wed, 3 Nov 1999 11:01:01 -0500

Another use for this kind of storage medium is in improving compression.
Most probably, the current remote data will be bifferent from the stored
local data, but not so different that knowlege of the stored local data
couldnt contribute to a very efficient delta/compression scheme.

> -----Original Message-----
> From: []On Behalf Of Karl
> Anderson
> Sent: Tuesday, November 02, 1999 8:29 PM
> To: Rohit Khare
> Cc:
> Subject: Re: Caching
> Rohit Khare <> writes:
> > Imagine a future with extreme local
> > data storage -- whatever high number you choose, at some point you'll
> > pass a threshold where you can store the N most likely pages you'll
> > *ever* visit offline.
> >
> > So imagine stopping by 7-11 and picking up "this week's Web" like you
> > would a 10-minute phone card... or the metaphor of charging up
> > your phone with bits as you do electrons: a honkin' Li-Ion battery
> > caches a 10 hour stream of electrons (talk time), so could your
> > sugarcube hologram cache a 10 hour stream of most possible data you'd
> > want.
> If you're suggesting that we'll trade bandwidth for storage, I don't
> think that we'll see such an extreme, except maybe when in the field
> with a slower connection. Yes, buy the card, but more importantly,
> never throw anything away once you've seen it, and even more
> importantly, attempt to have the most up-to-date guess about the N
> most likely pages you'll visit, and have those cached before you ask
> for them. Idle bandwidth is wasted bandwidth.
> I barely started plinking with this using overnight wget & instantly
> deleting what I had grabbed, so that it would be in my squid cache
> when my browser looked at it next, but either the web is still very
> backwards with its expiry information, or I was unlucky. Even today,
> I have enough disk for something like a shallow traversal of the links
> off of the most recent page grabbed, but it would need a real traffic
> shaper to not get in my way.
> --
> Karl Anderson <URL:>