Two questions. Other than Mitsubishi, where can I get a lamp. Is Amazon a good place to purchase one? I've had this set for 3 years, lamp has given out and warranty expired last month. 
I have not updated any firmware on this set since I've had it. Should I be dooing this?
Thanks

I have not updated any firmware on this set since I've had it. Should I be dooing this?
Thanks















