Why would you want to go to a smaller vessel? If you are making 10 gallon batches, you only need a 5-6 gallon kettle for sparge water.
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk