ACID
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
Transactions satisfy four properties: atomicity executes the unit whole or not at all, consistency admits only valid data, isolation shields concurrent users from each other, durability makes completed work stick.
Show
The three-course registration lands entirely or fails entirely — no student half-enrolled.
Watch for
Four guarantees, one acronym, each separately enforced.