Why is Pandora so famous?

Can you explain why Pandora has achieved such widespread fame? Is it due to its unique features, innovative approach, or perhaps its ability to captivate users with its offerings? Are there specific milestones or accomplishments that have contributed to its rise in popularity? Additionally, has Pandora been able to sustain its popularity over time, or have there been challenges it has had to overcome to maintain its position as a renowned brand?