This can be in various aspects such as editing, directing, animation and so forth. One that really caught my eye from their 20 clips posted has to be this one which blew my mind with the dazzling use of live projection mapping. The creator himself explains, "This is an experimental film made up of over 35,000 photographs. It combines an innovative mix of stop motion and live projection mapping techniques."
SCINTILLATION from Xavier Chassaing on Vimeo.
Hit the link to check out the other 19 neat clips up there. Some of them I'm pretty sure we've already seen here on Neatorama! :)
Smashing Magazine - Link