The Jehoash Inscription: An Evaluative Summary
The strength of the forgery position is the cumulative weight of all the objections that have been raised rather than any single objection taken alone.
By Stuart A. Irvine and Charles David Isbell
Louisiana State University
They seem to want to keep the possibility of its genuiness open, mainly on the grounds that we don't know the Hebrew of the period very well. You can see some of my thoughts on the inscription here. I haven't had time to read the essay carefully yet. I may have more to say later.