Act One: Smash and Grab (V1.0)
8点1氪丨玛莎拉蒂母公司全年净亏损1800亿元人民币；男童发育不良新药引爆股价，长春高新回应；德国总理默茨参访宇树科技
，这一点在im钱包官方下载中也有详细论述
Before string caching, the code would dynamically generate this banner based on your current terminal dimensions on every frame. But that’s wasteful! Now, we pre-compute every banner size (accounting for any amount of shutdown time remaining) ahead of time and slam that pre-computed banner into a byte buffer, skipping the intermediate allocation.
Transforms don't execute until the consumer pulls. There's no eager evaluation, no hidden buffering. Data flows on-demand from source, through transforms, to the consumer. If you stop iterating, processing stops.
many steps you perform per allocation based on how frequently