The Bad Apple Demo is one of the most complex demos I’ve implemented on the system with synchronised Audio, Video, SD card and the UART. In this video I discuss many of the technical challenges and my process for solving them.

0:00 Intro
0:22 Overview
0:59 About Bad Apple
2:29 Graphics Rendering
8:28 Time & Streaming
12:06 Lyrics
14:06 Graphics Compression
21:33 Sound
26:38 Outro
27:04 Bad Apple Port Close-up

The Links:
My 4k Bad Apple Recording:    • Bad Apple on the Homebrew CPU!  
Bad Apple Explained: History and Analysis:    • Bad Apple Explained: History and Anal...  
"Bad Apple on everything" Playlist:    • Bad apple on everything  
Bad Apple Resources: https://archive.org/details/bad-apple...
The source Midi:    • Touhou Bad Apple!! - MIDI (+Download ...