Originally posted by Pentaxor 
although you need some good lighting or nice HIGH-ISO camera if ever you are going to use it for lowlights. probably the K-5 will come in handy. also hope that the bokeh will be awesome. if it's does and it has great IQ rendering, it could end the need for the 3 DA* zooms, the 18-55 kitlens, DA 16-45, and probably the DA 18-250.
And with WR, the 18-135 can stay on the camera. I'd probably keep my DA* 16-50 and 50-135 (unless the SDM really acts up) because optically they're great and offer f/2.8. But I might not need the 16-45 and 18-250 anymore.
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