Improved audio rendering with an optimised version of memcpy (2013) | Hacker News

It’s important to appreciate that there are several different breeds of audiophile out there… There are those that are obsessed with objectively measurable sound quality. They want to reproduce the recorded waveform as accurately as possible, and they want products that can be measured doing that, but they often pursue accuracy beyond the limits of any human to hear. There...

美国万亿级银行硅谷银行遭遇流动性危机,股价暴跌超 60%,整个银行板块被带崩,哪些信息值得关注? – 知乎

(1)加息前,硅谷银行大规模吸收普通存款(存款利率0.25%),从61亿美元增长到了189亿美元。 (2)硅谷银行将这些吸收来的存款放贷款,最终贷款规模约900亿美元。平均贷款利率估计1.7%左右,同时获得大批的科技企业认股权证。贷款主体都是高科技企业(非上市的创业型企业) (3)硅谷银行为了保持流动性,将这部分贷款打包,以“持有到期债券”的形式,在二级市场出售给了机构投资者。利率约1.70%。 (4)随着米帝加息,目前其市场利率接近4.5%。硅谷银行的债券利率开始大幅度低于市场利率。投资者开始大量赎回“持有到期债券”,置换成无风险的、高收益的银行存款。 (5)硅谷银行持有的企业贷款无法便捷回收,同时其持有的认股权证由于美国IPO市场不景气,也没法变现。从而出现流动性危机。 Source: 美国万亿级银行硅谷银行遭遇流动性危机,股价暴跌超 60%,整个银行板块被带崩,哪些信息值得关注? – 知乎