How did a “B-side” songs make the charts?
Prior to digital downloading, from what I understand, song charts were created based on number of units sold.
I find many references saying things like “xyz song made it #21 on the charts, despite being released as a b-side”.
I must be missing something… how did B-side songs “chart” independely of whatever song was on the A-side? The discs were sold as individual units.
There’s this reference on Wikipedia, but I don’t quite get it: