netty 我不太了解，bytebufferpool 是在 go 的 sync.pool 上用了一些统计上的方法优化内存分配的次数和内存占用大小，并不是一个纯算法的优化，算是一种概率优化
https://oilbeater.com/2024/01/09/alloc-slice-for-golang-2-md/#bytebufferpool
BY codedump的电报频道
The messaging service and social-media platform owes creditors roughly $700 million by the end of April, according to people briefed on the company’s plans and loan documents viewed by The Wall Street Journal. At the same time, Telegram Group Inc. must cover rising equipment and bandwidth expenses because of its rapid growth, despite going years without attempting to generate revenue.
Secret Chats are one of the service’s additional security features; it allows messages to be sent with client-to-client encryption. This setup means that, unlike regular messages, these secret messages can only be accessed from the device’s that initiated and accepted the chat. Additionally, Telegram notes that secret chats leave no trace on the company’s services and offer a self-destruct timer.
telegram from br