Well, when I did mine, I found that work slowed to a crawl because the rest was so time-consuming and meticulous. I'd saw work-wise, 50%, time-wise, 25% or so.
"And look at Elias Wonder. Yeah, take a gander at that buzzard. Forty years ago he was happy, generous, charitable, tall, dark and handsome. Then he took up the fly rod. Now consider him. Uglier than fresh road kill. Evil-eyed, cantankerous, sullen, mean. An anti-social misfit that causes a groundswell of spleen wherever he goes."
-- Harry Middleton