I've been reading "Carbide Tipped Pens" which is a collection of 17 Hard sci-fi short stories. One of them has a very similar idea. Can't remember which one but

I've been reading "Carbide Tipped Pens" which is a collection of 17 Hard sci-fi short stories. One of them has a very similar idea. Can't remember which one but I'll post the author if I remember later.