zimoun <zimon.toutoune@gmail.com> writes:

>> For Emacs users, it's what helm-system-packages does.  It implements its
>> own names+synopses cache.  helm-system-packages takes some seconds on
>> first start to build the cache; after that you get instant live search! :)
>
> You are doing ads for your package ;-)

Helm, what else... :p

> And what do mean by this comment [2]
>
> ;; We build both caches at the same time. We could also build just-in-time, but
> ;; benchmarks show that it only saves less than 20% when building one cache.

Here "caches" refer to the internal in-memory caches of
helm-system-packages, this has nothing to do with the "guix search..."
cache.  Poor phrasing, admittedly. :/

> Last, the "slowness" comes from `guix package --search` doing there
> [3], I guess.

Yes, helm-system-packages relies on "guix search".

-- 
Pierre Neidhardt
https://ambrevar.xyz/