Logitech set off a nuclear bomb among its customer base when it was widely revealed yesterday that Harmony Link devices will be bricked in March 2018. There is nothing physically wrong with the devices, and they currently function normally, but Logitech indicated that an expiring technology certificate license was the reason for the slamming

Source: Hot Hardware – Logitech To Give All Harmony Link Owners A Free Harmony Hub Following Online Uproar