# 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/cqdqpoq
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圖解支付平臺資金產品設計**
剛進入第三方支付行業時，還是網關模式，也就是直接去銀行扣錢，沒有餘額的概念。過了幾年跳槽到另外一家第三方支付公司，開始有餘額賬戶，有了餘額，就有充值、轉賬、提現，簡稱充轉提，通常意義上的資金產品。可是後來出現了微信支付與支付寶之間的被喻爲 “偷襲珍珠港” 事件：當時支付寶佔了第三方支付的絕大部分份額，號稱“拿着望遠鏡也找不到對手“，結果微信支付在某個春晚打廣告，搖紅包，發紅包，綁卡量井噴式增長。從 ⌘ Read more