# 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/duf23hq
73-Year-Old Clifford Stoll Is Now Selling Klein Bottles
O'Reilly's "Tech Trends" newsletter included an interesting item this month:

Want your own Klein Bottle? Made by Cliff Stoll, author of the cybersecurity classic The Cuckoo's Egg, who will autograph your bottle for you (and may include other surprises).

First described in 1882 by the mathematician Felix Klein, a Klein bottle (like a Mobius strip) has a one-side ... ⌘ Read more