Directional tires bad in deep snow?

[r0tor]

my Dunlop Wintersport M3's are directional and 

(just remember they are directional when putting them on... or you end up changing 10 tires instead of 4... not that i know this from last weekend or anything  )

[JYODER240]

my Dunlop Wintersport M3's are directional and?

(just remember they are directional when putting them on... or you end up changing 10 tires instead of 4... not that i know this from last weekend or anything? )

I'm using the same tires and i'm very impressed.