Smoking some FVF in a little, old (pre-WW I) Peterson apple -- a 360-degree straightgrain "DeLuxe" with a chamber i.d. of 18 mm.
Smoking the FVF (this time) as a bunch of micro-cubes perched atop a couple of FVF brillo pads, nobody would want any greater volume of rich, intense flavor than what this old friend & faithful companion (since 1975) delivers. A wider chamber would just be a waste of good tobacco.
Less can be More. And "more" can certainly be less.
What a Face