Bug#918592: apt update incredibly slow due to writing lists files using zstd

["Trent W. Buck" <trentbuck@gmail.com>]

On Mon 07 Jan 2019 19:47:33 +0100, Michael Stapelberg wrote:
>>> 1. Why are the lists re-compressed at all?
>>>    Acquire::GzipIndexes "yes"
>>>    signaled that I would prefer to accept the lists as they are.
>>
>> No. You have indicated that you want them stored compressed.
>> Which picks the cheapest compressor, that's usually lz4.
>
> Is there a way to tell apt to not bother re-compressing files ever?

For the record,
https://bugs.debian.org/1108032
says in 2025 this feature does not exist, and asks for it.