kp_pressed: usage_page 0x07 keycode 0xe4
th_binding_pressed: 0 new undecided tap_hold
th_decide: 0 decided tap (hold-preferred event 0)
kp_pressed: usage_page 0x07 keycode 0x09
kp_released: usage_page 0x07 keycode 0xe4
kp_released: usage_page 0x07 keycode 0x09
th_binding_released: 0 cleaning up tap-hold