Nice free app that lets you convert pretty much all format video to psp's mpeg4 format. Nessasary codecs needed included in the download.
Download From MegaDownload
Zip password is: www.psx-scene.com
I have a related question. What would be the best way to get the smallest sized watchable videos possiple?
Well, you can use lower quality settings on the audio and video and use mono audio