In a interview i seen the other week on sway show(shade 45),Erick Sermon,said he did a track with 50 back in the days and had it in the vault. If anybody can post the video,you'll see him talking about the song.
"Lol if Curtis was considered one of 50s softer albums and its harder than kanyes album, that tells u how soft graduation was. Album sales are only a reflection of the people who buy albums. The majority of population of people who actually buy…"