Why insist on FF format?

"don't tell me that one meke use of f. 1,4 more thn 1% of times"

Well I can tell you that.

Out of all my shots on the OM-D and GF1 with the PL 25 1.4, 45% of them were at f/1.4. Including all of my other lenses, the total is still over 10%.