The Article states: The plate lunch goes way back to the sugar plantation boom that started in the 1860s. Plantation owners needed more workers, so they brought in laborers from Japan, China, Korea, Puerto Rico, and other places. It was hot, and the work was hard. Taking a break under the trees for a midday munch sesh wasn't just lunch. It was an event! When your job is grueling, kicking back in some shade and getting your grub on is a little bit o' bliss. Why did the author include this passage?