Not all engineering decisions are based on large complex analysis, they don't always have storied back room drama, not all design decisions are made with hundreds of people sitting around analyzing user feed back polls.
Really often times it just comes to do one guy/gal trying something new flying by the seat of his/her pants. And a few people like it so they keep it, and it propagates.
Really often times it just comes to do one guy/gal trying something new flying by the seat of his/her pants. And a few people like it so they keep it, and it propagates.