The drop rate for armor is very low from solo voyages. It's not really worth going for. You'd do much better to use armor from Hilla, Von Leon, or Cygnus, as precursors to CRA.
The reason most people keep doing Commerci is for Denaro for buying certain accessories from the NPC.
One person running 1000 others through a boss (often for money) isn't "helping people", it's undermining the whole progression model of the game. Especially in Reboot, which prides itself on "earning your own gear" rather than buying it from others.