Victor, the producer/writer on Second Skin, still regularly cuts small projects on imovie. When he made a daily vlog for our south by south west premier he entirely used imovie. variety blogged about our vlog strategy and posted our youtube link. So imovie does give results.
There are very often less then honorable ways of getting software for free. Maybe you can convince someone to share their discs with you. All I am saying is one should not have to pay to learn. Granted, I pay for my software now.
As for translation, if you came to my neighborhood, Astoria, looking as topless as you do in your photo, there would be a line of men begging for the opportunity to translate it for free.
As for my experience, let me say all of my subjects were paraplegics and quadriplegics, meaning they spoke perfectly. My last grade in spanish was C+ in spanish 2. But I had completed 2 months of immersion Spanish lessons with the two quadriplegics in the film. Needless to say if anyone wants a remarkable effective and inexpensive place to learn spanish, check out http://www.projimo.org.mx/