There are a lot of good resources here (once you wade through the marketing crap).
David Valley and others (you know who they are) can provide a wealth of information.
Some have fallen by the wayside due to conflict, but may arise to the occasion for someone that has given so much, for so many years.
I do not recommend that all HI’s get into TI.
But because of your extensive background in home inspection, this technology will only enhance your abilities and service to your clients.