A few weeks ago, I shared an early proof-of-concept for a physical remote here, and the encouragement convinced me to turn it into a dedicated daily driver. Ever since Logitech killed Harmony, smart remotes have split into two extremes: either $350+ touchscreens (which fail the blind-navigation test when watching a film in the dark), or phone apps and voice assistants. So I built PARAM KEY: a tactile, 20-button physical remote purpose-built for Home Assistant. How it works: ESP32-S3 running ESPHome: 100% local, open-source firmware, yours to hack if you want to. 20 Physical Buttons & 2.0" Screen: Tactile buttons for volume, media, d-pad, plus 4 context-aware hotkeys dynamically labeled on the screen. ESP-NOW to an always-on Bridge: Rather than staying associated to Wi-Fi which can be a power hog, it communicates over encrypted ESP-NOW to an inexpensive bridge plugged into your wall. Wakes instantly (