+1. Tom Di Mino hasn't posted anything on https://www.linkedin.com/feed/update/urn:li:activity:7471395... since June, nor has Stephen Kosloff posted anything more on https://aiclambake.com/clamtakes/ . I wouldn't expect any updates on that story.
As for Linear A decipherment claims, claiming decipherment isn't the same as decipherment. For example, here's a claim from 2014 that Linear A encodes spoken Japanese: https://konosos.net/2014/12/09/the-phonetic-method-in-linear... Does Linear A encode spoken Japanese? of course not.