Wyckoff's work (basically similar to VSA) is more than 100 years old. If it is not outdated since then, it won't be outdated in the next 100 years.
VSA is hard to learn. But once you grasp it, you can trade like a true professional. Not just as others who chases stupid indicators on the chart.
Start with Pete's videos, then look up everything on VSA and Richard Wyckoff's work.
Quick trade of mine from today. No demand at support, then down we go: