# 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/nschgca
Palm OS and the devices that ran it
But just as smartphones would do, PDAs offered a dizzying array of operating systems and applications, and a great many of them ran Palm OS. (I bought my first Palm, an m505, new in 2001, upgrading from an HP 95LX.) Naturally, there’s no way we could enumerate every single such device in this article. So in this Ars retrospective, we’ll look back at some notable examples of the technical evolution of the Palm operating system and the devices that ran it—and ho ... ⌘ Read more