I think its a very good idea to have a how to build thread.
Especially because of safety issues and also there is tons of information on pl but to find the right information can be very time consuming.
Also i have seen some beautiful projectors with a quality thats almost or even better then bought ones but also some realy crappy ones.
Its very handy to have a thread that gives you the information so that your projector is working properly and safe. I know that many among us want to build it in the same quality as a professional one but to find the right materials and sources that you like can be very hard. Now after a year i finallly know how to build a quality projector for a reasonable amount of money.
So in my opinion start the Thread