sequences.deep: find drop >boolean is any?
sequences.deep: find drop >boolean is any?

bpollack/factor,sarvex/factor-lang,nicolas-p/factor,AlexIljin/factor,slavapestov/factor,tgunr/factor,dch/factor,slavapestov/factor,AlexIljin/factor,nicolas-p/factor,mrjbq7/factor,bjourne/factor,nicolas-p/factor,sarvex/factor-lang,factor/factor,nicolas-p/factor,AlexIljin/factor,dch/factor,bjourne/factor,bjourne/factor,mrjbq7/factor,factor/factor,tgunr/factor,bpollack/factor,tgunr/factor,sarvex/factor-lang,bpollack/factor,slavapestov/factor,factor/factor,AlexIljin/factor,dch/factor,mrjbq7/factor,bpollack/factor,bjourne/factor,tgunr/factor,bpollack/factor,factor/factor,nicolas-p/factor,AlexIljin/factor,nicolas-p/factor,mrjbq7/factor,sarvex/factor-lang,sarvex/factor-lang,bpollack/factor,slavapestov/factor,mrjbq7/factor,bjourne/factor,dch/factor,slavapestov/factor,nicolas-p/factor,tgunr/factor,slavapestov/factor,slavapestov/factor,factor/factor,sarvex/factor-lang,AlexIljin/factor,dch/factor,dch/factor,bjourne/factor,AlexIljin/factor,mrjbq7/factor,bjourne/factor,bpollack/factor,factor/factor,tgunr/factor,sarvex/factor-lang