<<< I do intend to get it in spite of it's $38 price because I'm sure it'll be well worth it for me to have both now and in the future. So, thanks again for telling me about it. >>>

You can't buy my copy for $38. I can't speak to how useful you'll find it, but it's a valued and useful resource I reference and apply in my studio work.
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BIAB Ultra Pak+ 2022:RB 2022, Latest builds: Dell Optiplex 7040 Desktop; Windows-10-64 bit, Intel Core i7-6700 3.4GHz CPU and 16 GB Ram Memory.