Price : new comment field

[raphodn]

Story

When adding a price, allow users to send a comment.
(for instance : "price tag hard to read" or "price tag with an error" or

Privacy

Inform the user that the comment will be public by default ? To avoid having to manage permissions

Architecture

Should it be a simple comment field ? Name ? comment, description...
Or a comment model to start having some kind of discussions/history on each Price (and in the future Proof...)