I love this approach to learning music. A nitpick: Isn't the below statement wrong? I thought "RolandTR909" was the name of the soundbank which is used for bot

I love this approach to learning music. A nitpick: Isn't the below statement wrong? I thought "RolandTR909" was the name of the soundbank which is used for both bd and sd? "bd is bass drum (also called kick-drums), sd is snare drum. RolandTR909 is the name of the sound."