In the old days LEDs were red which didn’t interfere with night vision or trigger a serotonin response. Now the way they signify a device is advanced is by stic

In the old days LEDs were red which didn’t interfere with night vision or trigger a serotonin response. Now the way they signify a device is advanced is by sticking a bright blue LED on it, I can only assume the designers never have the product in their own homes.