Adding four random digits to people's names was a brilliant solution to two common problems with usernames (users wanting the same username and usernames of notable personalities getting leaked), and now they're just going to the exact same system everyone else uses with all of its attendant problems? Fuck off
Jesus. One of the oldest IT jokes is that if your IT guy is always running around solving problems and fixing things and putting out fires and keeping the company afloat fire him immediately, and if your IT guy spends all his days fucking around in his office playing Doom give him a raise.