1) Very clean design, though wordy. Some things like cred/discred could be better expressed as icons or illustrations. 2) I hope you have a very good maths bac

1) Very clean design, though wordy. Some things like cred/discred could be better expressed as icons or illustrations. 2) I hope you have a very good maths background. Calculating cred is a much harder problem than it appears. 3) Best of luck!