As Doom9 is apparently down, I suggest to continue DGMVCsource here

same here; still 2042 on
http://rationalqm.us/dgdecnv/dgdecnv.html
weird.

You may want to try Smart Cutter for frame accurate cutting. It's not free though.
http://www.fame-ring.com/smart_cutter.html

Adaptive quantization and efficiency improvements as I understand; more details e.g. from here:
https://github.com/DarkShikari/x264-dev ... its/master

Instead of using a `compromise` deinterlacer you don`t fully trust, why not encoding interlaced? MBAFF has seen significant improvements recently.

The patched one fails as well on Vista 32 bit.

Same problem here on Windows Vista 32bit: DGindexNV v2034 closes immediately.