MODX 3 - MODX Parser

My attempt at explaining the MODX parser (in more detail than you ever wanted or need).
If you're still confused after watching this video. Don't despair. So am I after making it.

00:18 Cacheable/Uncacheable tags
04:58 Cache File & elementCache
07:05 Nested Tags & Iterations
10:18 Tag classes and the process() function
11:43 Snippet tag
13:38 Placeholders
16:15 Output Modifiers
18:36 tagMap

MODX CMS: https://modx.com/
MODX documentation for tags: https://docs.modx.com/current/en/buil...
Blog post about conditionals: https://modx.com/blog/2012/09/14/tags...
Mark's video about a similar topic:    • Basic Caching in MODX