Counting additional animals—alpacas by twos, llamas by fives, and 50 yaks by 10s—results in 100 animals landing in Clarissa’s room, flamboyantly colored in bold shades and patterns.

Sustaining 5S is more difficult than you can imagine until somebody made it doubly complex with 10S. More eses to remember, less understanding. That’s the concern raised by Jeff (not his real name).