This document discusses research into linking screencast videos to source code. It defines screencasts as digital videos that record computer desktop actions, often with narration. The document outlines researching extracting text from screencasts using speech-to-text and comparing it to source code identifiers and documentation using similarity algorithms. Current work includes splitting screencasts into scenes and computing inter-scene similarities, as well as trying to directly link screencasts and source code by splitting identifiers. The goal is to build a model to retrieve traceability links between screencasts and source code.