if u soak there feet in warm water for couple mins they should be ok to clean
also make sure u clean round the bowl as some chicks will sit on the edge waiting to be fed
i thought the purpose of the whole programme was the million dollar race and not to promote pigeon racing at all.
or show how birds were kept or to show how people live , i personally would want to listen to the old fella i bet he could put most lofts to shame with his birds
:)
i have tried all forms of flooring for my birds over the years and come to the conclusion that only sand is the easiest to use especially in the stock loft as the birds dropings are varied