4 ms·I'm warming up to the idea that decades start on 1 since there is no year 0. 2020 finally did it.by mkr-hn 6y agoI'm warming up to the idea that decades start on 1 since there is no year 0. 2020 finally did it.eCa 6y agoWelcome to the club! The 20’s started a year ago, but the third decade of the 20th century starts now[1]. To quote Itchy Boots: Lets go! [1] Give or take a few hours, depending.tibu 6y agoI never thought I would see references to Itchy Boots here Good morning Internet!