Kog'maw loses attack speed when dead, but regains when he respawns

Why is this even a thing.... more spaghetti code at work O_o (Tested multiple times over multiple patches that Kog'maw loses attack speed while dead, but regains it when he respawns. This can create confusion when trying to figure out when you're near the attack speed cap while buying items and dead) http://i.imgur.com/O1ZyNH2.png http://i.imgur.com/JuM3WTG.png