The original developer, Tahlreth, ceased development on AetherSX2 due to harassment and cloning of the app. However, the emulation community is resilient. What many users call "AetherSX3" is actually:
Someone hadn’t just stolen his fever-dream code. Someone had weaponized it. The “emulator” wasn’t just running PlayStation games—it was a backdoor into every machine that touched it. A distributed computing hive mind, disguised as a preservation tool. aethersx3 emulator top
If you experience lag or stuttering, adjust these settings in the menu: System Tab : The original developer