Okay, this? This is a change in Barclay--oh, he's still awkward, but he can push past his social discomfort because science.

"These are replicators," he says, heading over to one--the computer panel above, the lit platform underneath, and the empty space between where the food appears.

"A ship like this, it's--well, it's too big to carry all the food for all the crew. Sometimes we're... we're too far away from somewhere that would even have that much food to sell us. So we have replicators. They turn energy into matter. They're programmed. With... not recipes, but the structure of food. Its composition."