In this episode of Saturday Morning Muse, Andy explores the concept of compound interest, its historical significance, and practical applications for building wealth. 

He explains the mathematics behind compound interest, introduces the Rule of 72 for estimating investment growth, and illustrates the impact of small daily expenses on long-term wealth accumulation through the 'latte effect.' Andy emphasizes the importance of time and consistency in investing, particularly for young investors, and warns about the dangers of high-interest debt.