HDD是一个典型的垃圾行业：
论成本，目前TCO已经高于QLC SSD，并且随着NAND的升级以及规模效应，成本会越来越低。反观HAMR，从吹牛到落地花费多年，并且几乎没有带来任何提升。
论性能，HDD的随机性能与QLC SSD差距万倍，顺序写入性能差了15倍
论可靠性，任何HDD的AFR与可靠性都是0，即使作为冷备，他也远差于LTO磁带
更大的问题是，HDD已经丧失了未来，他既没有后续的研发跟进，更缺乏客户进行购买与投资，只能出货给逐渐消失的存量市场。
#丁真吹存储
BY 硬件观察 VER3.0 With HOMOLAB
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.
Telegram has exploded as a hub for cybercriminals looking to buy, sell and share stolen data and hacking tools, new research shows, as the messaging app emerges as an alternative to the dark web.An investigation by cyber intelligence group Cyberint, together with the Financial Times, found a ballooning network of hackers sharing data leaks on the popular messaging platform, sometimes in channels with tens of thousands of subscribers, lured by its ease of use and light-touch moderation.telegram from us