You can carry a briefcase of movable type around.
Carrying a briefcase was always bordering on cool anyway. Carrying something cooler than documents in it is bound to push it over the edge.
Brass knuckles with movable type: When you get rich, get me some.
I want two sets of characters. One in mirror writing, and one regular. Here’s a table summarizing the advantages and disadvantages of each:
When I want to use some person as my personal messageboard, I can break out the mirror type. When I wanted to keep it just between me, the victim and Leonardo da Vinci, I can take out my set of regular letters.
Brass knuckles with moveable type: Just punch Leonardo da Vinci.