All artists are in marketing, sales, and so on, and always have been. Let's take The Beatles. Sure, they captured the zeitgeist and handled the songwriting and

All artists are in marketing, sales, and so on, and always have been. Let's take The Beatles. Sure, they captured the zeitgeist and handled the songwriting and performance duties, but they had an incredibly skilled support network that produced and engineered their records, made sure that people knew who they were and got the best deals for live gigs, distribution, etc, etc. Dali relied on an entire ecosystem of galleries, museums, critics, curators and collectors. Whatever concept of "lone genius" you're envisioning is pure fantasy.