Not really grasping the meaning, I gave a vague answer.
Malton talked details with a smiling face.
「I really only came to meet with Elle-sensei but I saw the other kids playing Reversi, you see. My merchant instincts shouted『This will certainly sell well!』」
Then the merchant elaborated on the reasons why he thinks it will sell.
In short—when people travel in horse-carriages, the driver, who handles the horse, would be busy, but the people inside were not.
Only an agonizing spare time is given while being jolted around.
But if there's Reversi, they can spend the time playing carefreely.