You aren't listening. The existence of the technology is enough for them to start mandating the use of the technology. It doesn't matter what any FFLs or consumers buy, sell or boycott.
WADR, I'm not sure that's quite right:
In reviewing the status of personalized handgun technology under paragraph (1) of this subsection, the Handgun Roster Board shall consider:
(i) the number and variety of models and calibers of personalized handguns that are available for sale;
As I read the rest of the text, this thing being submitted for approval (which it has... https://www.mdsp.org/Organization/S...e/HandgunRoster/HandgunModels.aspx?manu=22103 )could conceivably be enough to set the wheels in motion.