Hi Iv'e just ordered the 910F 17 deg with for me the Kai'li setting B2 ( not as strong nowadays)

The F is IMHO a really great club with a proper sized head for this loft fairway that will work from a variety of lies.  Sets up geat behind the…

The new products come out every two years.

Because the 910 drivers just came out, the new irons will come out next year. 

Some people keep their couch covered in plastic...  To each his own.  I guess that's why they make iron covers.