https://patch.com/new-york/upper-west-side-nyc/uws-fairway-notifies-customers-it-using-facial-recognition
Article mentions eye scans and voiceprints! Not sure if that is meant to imply they are used in the grocery store.
Idk. Anon thinks this is the agenda: Encourage tons of retail crime then put in all sorts of spy tech using the high crime rate as justification.