# 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/dpwlwba
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一個線程安全的泛型支持 map 庫**
orcaman/concurrent-map[1] 是一個非常高效的線程安全的 map 庫，正如它的文檔中所說的那樣，標準庫sync.Map更適合append-only的場景，或者說少寫大量的讀的場景，如果針對多讀多寫的場景，concurrent-map可能會更有優勢。它是通過分片的方式，將鎖的粒度減少，從而提高性能。今年初的時候，這個庫做了改造，開始支持泛型 [2]，但是不幸的是，它只支持 Va ⌘ Read more