What are some popular examples of retrogression music and how has this genre evolved over time?

Popular examples of retrogression music include artists like Lana Del Rey, The Weeknd, and Tame Impala. This genre has evolved over time by blending elements of past musical styles, such as 80s synth-pop and 70s psychedelic rock, with modern production techniques. The result is a nostalgic sound that resonates with audiences looking for a mix of old and new in their music.