[dzink]

If the additional Amazon pages are loaded on days when the user hasn’t browsed Amazon, or done once a day, that could be cookie stuffing, explicitly prohibited by Amazon Affiliate terms. The Amazon affiliate cookies last 24 hours, so triggering a session when a user doesn’t do it, might extent their affiliate window and is not right at all.

[liquorice]

Keepa is a data company though, not an Amazon Affiliate, so they shouldn't care about violating that policy