Short answers, pulled from the story.
The year 2013 marked the turning point when the internet began connecting disparate sounds from Atlanta and Miami to form punk rap. Journalist Thomas Hobbs described this moment as the product of a convergence between Atlanta trap and the devilish eclecticism of Miami predecessors like SpaceGhostPurrp.
Denzel Curry stands as one of the most visible figures wearing the sonic armor of punk rap. Odd Future emerged as one of the earliest proponents of the scene due to their merging of hip-hop and shock humor, while Lil Jon's harsh style of vocalization also served as a key influence on the development of the genre.
Punk rock and hip-hop merge to form the core of this fusion genre while drawing influences from trap music, heavy metal and lo-fi. Hardcore punk was a radical departure because it dispelled any notion of what songwriting is supposed to be, and this style was played louder and harder than the alternative and popular music of that era.
These songs are short, repetitive, wrapped in distortion and grimly effective. They dispel any notion of what songwriting is supposed to be by rejecting standard verse-chorus structures and prioritizing emotion over technical polish.
Journalist Thomas Hobbs referred to the rise of the genre as being a rebellion against the politics of the period. Artists showed disdain for topics such as Brexit, the presidency of Donald Trump and global warming, making these issues central themes in lyrics that often felt like protests set to music.