[Bryce Hoover] “Once we make the switch to PC, what options will we have for creating ProRes422 quality SD files?”
You will need to ask for delivery specifications for that. MPEG2 IMX seems to be one SD format that broadcasters use a bunch and can be exported from Premiere. You can’t export Prores files on Windows from Premiere.
[Bryce Hoover] “With no QT support for PC, will writing .mov files be a thing of the past?
“
No. Companies are now making their own encoders/decoders because Apple gave up on Windows support.