Thanks for the prompt reply. :)

So then it is safe to say that the VFD won't be getting dim for quite some time (5.7 years). Since this is such a long period, I assume there won't be problems before that time even if I display the same text for hours on end? I see in the specs that there is a time ...

I am going to buy a computer case for my HTPC and it will fit "a Matrix Orbital 4x20 display such as the VK204-25 or similar size displays". I'd like a VFD but the VK204-25 is a bit pricey for me. What other displays, LCD or VFD, have the same footprint so I can know what other options I have that ...