Hi RIM! I'm working in IT and need a RJ-45 connect to blackberry playbook (i thing RJ-45 to microUSB is good idea) If i can connect RJ-45 cable for LAN internet connection it's will be a good for me,another people and enterprise, who thinking about security. Add USB flash support to playbook (USB to microUSB) its a second major enterprise feature. Add more support for bluetooth wireless devices like keyboards, mouses, pens, and many more.
I see video about guarding milk from aliens. You will can do all needed features.
second: need IBM Lotus / MS Exchange support (in LAN and INTERNET) for your native mail client.
for devs: add playbook browser extention development? how do you think about it?
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