A knowledge graph is a map of everything you have - documents, PDFs, notes, screenshots - built once, with the links between them. Your AI consults the map instead of re-reading it all: cheaper, faster, and a memory that sticks.
A skill is your know-how, packaged: your AI stops being a blank chatbot and 'already knows the job'. Thousands are ready to plug in. How to use them - and why you audit before you plug in.
You describe the video in your own words, the AI writes the code, you get a real MP4. No timeline, no After Effects. Here's what it is - and what it isn't.