Hannah Mills and Elidh McIntyre Sailing

The transcript captures a series of fragmented thoughts and expressions, including remarks about the weather, a mention of theory and repetition, and a brief discussion on video recording and clustering. The speaker seems to be setting the context, discussing theoretical concepts, and highlighting common practices related to video recording.

What is implied by the phrase 'Yeah, really' in the context?

What could 'the cluster' refer to in the conversation?