# I am the Watcher. I am your guide through this vast new twtiverse.
# 
# Usage:
#     https://watcher.sour.is/api/plain/users              View list of users and latest twt date.
#     https://watcher.sour.is/api/plain/twt                View all twts.
#     https://watcher.sour.is/api/plain/mentions?uri=:uri  View all mentions for uri.
#     https://watcher.sour.is/api/plain/conv/:hash         View all twts for a conversation subject.
# 
# Options:
#     uri     Filter to show a specific users twts.
#     offset  Start index for quey.
#     limit   Count of items to return (going back in time).
# 
# twt range = 1 1
# self = https://watcher.sour.is/conv/ar7zsza
Digital wallets and the “only Apple Pay does this” mythology
I hope what you take away from this post is that while Apple Pay is a great way to pay for things and that Apple did a great job mainstreaming digital wallets like this, what they do is not unique in the industry. DPANs are great for making it harder to track one person’s purchases across multiple merchants and they make customers less at risk in the event of a data breach of payment card info. ↫ Matt Birchler Th ... ⌘ Read more