yitayningwut
Ok so apperently it was not him who first said the sevara of many dots. Unless one can be mechalek between electronic writing on a screen, and the writing on a soda cap, in regards to this sevara.)
Anyway, maybe you can ask his son, Rav Chaim, who i know is in Lakewood. Possibly he would know about the shitah of his father.
(btw when you mentioned that your Rav is mater silk screen sifrei torah, i pretty much guessed that it was him, because that is something that he is known for 🙂