TIL, in film, a clapperboard’s purpose is ensuring proper synchronization of audio and video in post-production. It provides a distinct “clap” along with a visual event for the editor to reference at the start of a scene. studiobinder.com Submitted by PianoCharged t3_yfeltv on October 28, 2022 at 5:02 AM in todayilearned 93 comments 1,246