https://www.thebrighterside.news/post/the-roman-siege-of-masada-was-different-than-previously-thought/
New tools, new ideas...
The original research paper is available through open access here:
https://www.cambridge.org/core/journals/journal-of-roman-archaeology/article/roman-siege-system-of-masada-a-3d-computerized-analysis-of-a-conflict-landscape/32C59BE59ACD3E9A91C95F947DFD271E#
The link is in the web-article but I've extracted it here in case it might be missed.
Adrian.
Thanks Adrian and of course a much better source for the info :)