Adrian did an interview on Better Systems Trader a while back. Seems like a genuine guy. I always find it a bit cringy with non-internet marketing types have these web pages. Some of those equity curves look like they could do with a index filter.
I used a video of his a year or two ago to work out how to set up Amibroker with metastock downloader back when I was trading Tokyo SE…he might have updated but in the FAQ on the bottom of that page he still recommends metastock