     // trigger the send the pins number out of the arduino. This will be interpretted by
     // the teensy that is actually running all this shit.
     for (uint8_t ch = 0; ch < 4; ch++) {
-      // Check if we have already triggered this channel
+      // Check if we have already triggered this channel, this is incase someone
+      // is holding their hand in front of the lasers or something dumb like that.
       if (!triggered[ch]) {
         if (analogRead(ch) < threshold) {
           digitalWrite(OUT, ch);

          // So that we can visualize it on the test strip
          if (ch == 0) {
            fill_solid(leds, NUMLED, CRGB::Red);
          }
          else if (ch == 1) {
            fill_solid(leds, NUMLED, CRGB::Blue);
          }
          else if (ch == 2) {
            fill_solid(leds, NUMLED, CRGB::Green);
          }
          else if (ch == 4) {
            fill_solid(leds, NUMLED, CRGB::White);
          }
        }
      }

    } // End loop over channels
    
  } //End of power check
  else {
    digitalWrite(LASER_POWER, LOW);
  }
}
