Local Dictation on Android: The Real Bottlenecks

Logosofia no Dia a Dia · Aug 30, 2026 · 23m

Daniel's OnePlus Nord 3 can almost run local speech-to-text with FUTO's voice keyboard — but "almost" is where the frustration lives. This episode breaks down why the Dimensity 9000's ~20 TOPS falls short, how memory bandwidth becomes the hidden bottleneck, and why Whisper's fixed 30-second context window isn't a bug but a fundamental architectural constraint. We explore RNN-T alternatives, chunked attention approaches, and why voice keyboards and long-form transcription apps may never merge into one tool. Episode 4920 — myweirdprompts.com/n/4920 (permanent short link…