diff --git a/source/_posts/2019-09-13-live-blogging-symfonylive-london.md b/source/_posts/2019-09-13-live-blogging-symfonylive-london.md
index 6f59ea97..dc0ccd11 100644
--- a/source/_posts/2019-09-13-live-blogging-symfonylive-london.md
+++ b/source/_posts/2019-09-13-live-blogging-symfonylive-london.md
@@ -591,3 +591,16 @@ It depends. Fine for a 'modest' size. Use a real proxy for larger scale apps, us
 * Grapheme clusters - multiple characters, but one letter as you write it (separate characters for letters and accent)
 * Emjois - combining characters. e.g. Combine face with colour. Different codes and character names. Also applies to ligatures. A way to combine several images together into one single visual representation.
 * 
+### unicode fundamentals
+
+uppercase lowercase folding
+compositions, ligatures
+comparistions - nromalisations and collations
+segmentation: characters, wods sendtenances and hyphens
+locales: cultural conventions, translitterations
+identifiers & security, confusables
+display: direction, width
+
+### unicode in practive
+
+- MySQL - `utf*_*`. `SET NAMES utf8mb4` for security and storing emojis