CLEAN : Classical music adds delicate notes to South African wine

The video addresses skepticism about a project, emphasizing that not all actions are scientifically proven but are often based on belief. It highlights the use of Baroque and classical music due to their mathematical rhythm and positive effects on natural life. The video concludes with a brief mention of transactions.

In what ways are sound waves said to have a positive effect on natural life?

What does the speaker mean by 'transactions' in the context of their discussion?