[sword-devel] Given today's device capacities, is compression useful?

[David Haslam]

Hi Greg,

FWIW using ztext4 as the ModDrv did not solve my aforementioned buffer issue.

Has anyone successfully used imp2vs with the -4 option ?

David

Sent from [Proton Mail](https://proton.me/mail/home) for iOS

On Thu, May 8, 2025 at 02:04, Greg Hellings <[greg.hellings at gmail.com](mailto:On Thu, May 8, 2025 at 02:04, Greg Hellings <<a href=)> wrote:

> I think there is still reason for compression in transit and at rest. But I think Karl might be right that we should just look to de-compress the entire file at open to speed subsequent access.
>
> I also think it might be worthwhile to change the tools to defaulting to the 4-byte versions rather than the 2-byte versions. The usability wins there are significant with basically no downside. The saving of 2 bytes in an offset is basically zero.
>
> --Greg
>
> On Tue, May 6, 2025, 4:38 PM Peter von Kaehne < refdoc at gmx.net> wrote:
>
>> I think Matej is right. Poor connection and small devices remain a reality
>>
>> Also just as telephones get more powerful people develop new small devices. I would think that smart watches and whatever else will eventually attract attention by one developer or another.
>>
>> Sent from [Outlook for iOS](https://aka.ms/o0ukef)
>> ---------------------------------------------------------------
>>
>> From: sword-devel <sword-devel-bounces at crosswire.org> on behalf of Matěj Cepl <mcepl at cepl.eu>
>> Sent: Tuesday, May 6, 2025 11:07 pm
>> To: SWORD Developers' Collaboration Forum <sword-devel at crosswire.org>
>> Subject: Re: [sword-devel] Given today's device capacities, is compression useful?
>>
>> On Tue May 6, 2025 at 6:45 PM CEST, Karl Kleinpaste wrote:
>>> - Nobody is using PDP-11s any more, and we're not struggling to transfer
>>> data over sloppy, error-prone 56kbps links.
>>
>> Except when we do … how is that Internet working in the rural
>> India? I thought that particularly sword-related applications are
>> meant to work for missionaries in environment hostile not only
>> from the legal point of view.
>>
>> Best,
>>
>> Matěj
>> --
>> http://matej.ceplovi.cz/blog/, @mcepl at en.osm.town
>> GPG Finger: 3C76 A027 CA45 AD70 98B5 BC1D 7920 5802 880B C9D8
>>
>> We are told that [St. Anthony] once fell into dejection, finding
>> uninterrupted contemplation above his strength; but was taught to
>> apply himself at intervals to manual labour by a vision of an
>> angel who appeared platting mats of palm-tree leaves, then rising
>> to pray, and after some time sitting down again to work; and who
>> at length said to him, “Do thus, and thou shalt be saved.”
>> -- Life of St. Anthony
>>
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