branch master updated: talks: fosdem2020-search-discovery: Finalize.

[Pierre Neidhardt]

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commit fe8f73971d452b43fc29ea29839a74f2a372261c
Author: Pierre Neidhardt <address@hidden>
AuthorDate: Fri Jan 31 18:17:12 2020 +0100

    talks: fosdem2020-search-discovery: Finalize.
    
    * talks/fosdem-2020/search-discovery/search-discovery.org: Edit.
---
 .../search-discovery/search-discovery.org          | 99 ++++++++++++----------
 1 file changed, 53 insertions(+), 46 deletions(-)

diff --git a/talks/fosdem-2020/search-discovery/search-discovery.org 
b/talks/fosdem-2020/search-discovery/search-discovery.org
index 8c025ae..a459de4 100644
--- a/talks/fosdem-2020/search-discovery/search-discovery.org
+++ b/talks/fosdem-2020/search-discovery/search-discovery.org
@@ -1,6 +1,7 @@
 #+AUTHOR: Pierre Neidhardt
 #+EMAIL: address@hidden
-#+TITLE: Search & discover packages and services with GNU Guix
+#+TITLE: Search & discover packages and services
+#+SUBTITLE: with GNU Guix
 
 #+OPTIONS: reveal_single_file:t
 
@@ -11,11 +12,12 @@
 #+REVEAL_PLUGINS: (highlight)
 #+REVEAL_THEME: night
 
-#+REVEAL_MAX_SCALE: 0.6
+# #+REVEAL_MAX_SCALE: 0.6
 
 #+REVEAL_TITLE_SLIDE_BACKGROUND: ./images/Guix_logo_noname.svg.png
 #+REVEAL_TITLE_SLIDE_BACKGROUND_SIZE: 550px
 
+#+TODO: Zoom out title.
 #+TODO: Talk about guile?
 
 * Sharing matters
@@ -25,13 +27,15 @@
 # : The power of the data that other[s] have collected is locked up and we 
need to
 # : get it unlocked so we can tackle those huge problems.
 
-: A lot of the state of knowledge of the human race at the moment is on 
databases,
-: often sitting in their computers, and actually, currently not shared.
+#+begin_quote
+A lot of the state of knowledge of the human race at the moment is on 
databases,
+often sitting in their computers, and actually, currently not shared.
+#+end_quote
 
 -- Tim Berners-Lee
 "The next web" (2009)
 
-#+begin_notes
+#+BEGIN_NOTES
 In 2009, TBL gave a speech on "The next web".
 
 Sharing matters:
@@ -43,13 +47,13 @@ Sharing matters:
 Today we are at the free software conference where everyone understands this 
and
 yet, I would argue, that we are still not that good at sharing.  A lot of time
 and effort goes to waste.
-#+end_notes
+#+END_NOTES
 
-* Sharing is nothing without searching
+* Sharing is nothing without discoverability
 
-Efficient sharing means equally efficiant discovery.
+Efficient sharing means equally efficient discovery.
 
-#+begin_notes
+#+BEGIN_NOTES
 How do we find the program that we are looking for?
 Let me rephrase: How do we find the program that does the job for us?
 
@@ -58,9 +62,9 @@ We don't expect to program them: we expect to run a program 
and get the job done
 
 User experience question: when first confronted with a computer, how do we know
 which program to run? => Tribal knowledge (e.g. VLC is famous because it's 
famous).
-#+end_notes
+#+END_NOTES
 
-* Dotfiles, or "Yet another home-made service"
+* Dotfiles, or "Yet another home-made service"?
 
 #+TODO: Take data from GitHub, gitlab "dotfiles" repositories
 
@@ -73,20 +77,20 @@ 
https://github.com/search?o=desc&q=dotfiles&s=stars&type=Repositories
 
 # TODO: Average of ??? lines.
 
-#+begin_notes
+#+BEGIN_NOTES
 Show of hands: who has spent too much time on their dotfiles?
 
 What is a dotfile really?  It's just another home-made service.
 
 Just like a program, it gets the job done.  And when start thinking this way, 
we
 start realizing that it's only a blurred line between services and packages.
-#+end_notes
+#+END_NOTES
 
 * First-class services
 
 Or "The end of dotfiles!"
 
-#+begin_notes
+#+BEGIN_NOTES
 My claim: we can put an end to dotfiles!
 
 Rephrase: An end to "egoistic un-reusable dotfiles".
@@ -97,9 +101,9 @@ Dream: Just need to declare which program and services you 
want to use and your
 are done.  This could tailor to your most specific needs.
 
 Service example: daily backup of my data with rsync+ssh/vpn.
-#+end_notes
+#+END_NOTES
 
-* Example
+** Example
 
 # TODO: Finish service example
 #+begin_src scheme
@@ -115,103 +119,100 @@ Service example: daily backup of my data with 
rsync+ssh/vpn.
 
 # TODO: More examples?
 
-* Recipe for first-class services
+** Recipe for first-class services
 
 Just use GNU Guix and GNU Shepherd!
 
 - Shepherd services drag Guix dependent packages automatically.
 - Can be installed everywhere.
 
-#+begin_notes
+#+BEGIN_NOTES
 It's hard to fix it for every distribution.
 Since Guix is universal, it fixes it for everyone.
-#+end_notes
+#+END_NOTES
 
 * A flood of packages and services
 
-Nix has some 40,000+ packages.
+Nix: 40,000+ packages.
 
-Guix is getting there: 12,000 as of FOSDEM 2020.
+Guix: 12,000+ packages, 140+ services.
 
-#+begin_notes
+#+BEGIN_NOTES
 Services don't have well known names.
 
 How do we find our way around this mess?
 
 More general problem: search packages / services is hard.
-#+end_notes
+#+END_NOTES
 
-* Problem 1: File search
+* Problems
 
-SQLite databases from substitute servers.
+Argh!
+** Problem 1: File search
 
-#+begin_notes
+Idea: SQLite databases from build farms.
+
+#+BEGIN_NOTES
 Nix can do this, Guix cannot.
 We need to fix this.
-#+end_notes
+#+END_NOTES
 
-* Problem 2: Gentoo "USE flags"
+** Problem 2: Gentoo "USE flags"
 
 # TODO: Really talk about this?
 
 # TODO: Better USE flag example.
 Example: FFmpeg compiled with AAC codec
 
-* Problem 3: User interface
+** Problem 3: User interface
 
 # TODO: Videos?  Demo with Helm?
 
 Accessibility means "good GUI!"
 
-#+begin_notes
+#+BEGIN_NOTES
 Live, fuzzy search that "does what you mean."
 We can't afford a cumbersome command line.
-#+end_notes
+#+END_NOTES
 
-* Problem 4: Community data
+** Problem 4: Community data
 
 # Mention Alternative To?
 
 - Recommendations
 - Number of downloads
 - Ratings
-- Tags?
+- Tags? (#audio, #video, #web…)
 
-#+begin_notes
+#+BEGIN_NOTES
 We don't want to include tags in a permanent databases:
 - Too subjective.
 - Evolves over time depending on the latest trends.
-#+end_notes
+#+END_NOTES
 
 * The Art of Searching
 
 - Live fuzzy search
 - Scoring system
 - Community data
-- Understands files, "USE flags"
-- Understands "what you mean", e.g. a service, file, application.
-  À-la "web search-engine".
+- Understands /what you mean/, e.g. service, file, "USE flags" or application.
+  # À-la "web search-engine".
 
 * Implementation
 
 - Databases: Wikidata?
 - Smart search engines: Xapian?
 
-#+begin_notes
+#+BEGIN_NOTES
 Wikidata is a good way to factor the work between distributions.
 
 Show https://www.wikidata.org/wiki/Q171477?wprov=srpw1_0
 ?
-#+end_notes
+#+END_NOTES
 
 * Current work
 
-NLNet fund: New Generation Internet
-
-- https://nlnet.nl/project/GUIX/ (misleading description)
-- https://www.ngi.eu/.
-
-For Guix:
+** Tasks for Guix
 
 - First class services
 - File search
@@ -220,6 +221,12 @@ For Guix:
 - Smart search
   (including community data)
 
+** Fundings
+NLNet fund: New Generation Internet
+
+- https://nlnet.nl/project/GUIX/ (misleading description)
+- https://www.ngi.eu/.
+
 * Follow up
 
 - https://guix.gnu.org